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Constructing spoke subfactors using the jellyfish algorithm

Scott Morrison and David Penneys
Abstract.

Using Jones’ quadratic tangles formulas, we automate the construction of the 4442, 3333, 3311, and 2221 spoke subfactors by finding sets of 1-strand jellyfish generators. The 4442 spoke subfactor is new, and the 3333, 3311, and 2221 spoke subfactors were previously known.

1. Introduction

In this paper, we construct a number of subfactors by giving explicit generators and relations for the corresponding planar algebras. In particular, we use Jones’ analysis of quadratic tangles to systematically derive ‘jellyfish relations’, which are straightforward to analyze. We construct one new subfactor as well as three previously known subfactors. The main result of the paper is:

Theorem 1.1.

There is a ‘4442’ subfactor at index 3+53+\sqrt{5} with principal graphs

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At this point, there are very strong number theoretic and combinatorial constraints on the possible principal graphs of subfactors. Indeed, when we find a graph that satisfies all these constraints, we reasonably suspect that there are actually subfactors with that principal graph. Nevertheless, the final step of actually constructing such subfactors remains very difficult.

It is known that every subfactor planar algebra embeds in the graph planar algebra of its principal graph [JP11, MW]. Thus, a standard approach to constructing a planar algebra is to identify some candidate elements in the appropriate graph planar algebra, then prove that the subalgebra they generate is a subfactor planar algebra with the desired principal graph. In many cases, it is not that difficult to obtain the candidate elements, for example, by solving certain polynomial equations in the graph planar algebra, or finding flat elements in the graph planar algebra with respect to some connection. Note that the existence of flat elements does not imply the connection itself is flat; the flat elements could generate a subfactor planar algebra with different principal graphs.

Thus, given some candidate generators, the challenge is to show that these elements generate the desired planar algebra. An initial difficult step is to show that they generate an evaluable planar algebra; that is, every closed diagram is a multiple of the empty diagram (equivalently, the zero box space is 1-dimensional). Of course, if we obtained our elements as flat elements with respect to a connection, this step is automatic. Once we have established the planar algebra is evaluable, we have some subfactor planar algebra. We need to identify its combinatorial invariants. Often, the analysis of some small projections in the subalgebra and some combinatorial arguments suffice to determine the principal graph.

In [BMPS12], Bigelow-Morrison-Peters-Snyder constructed the extended Haagerup planar algebra, which had long been expected to exist, with principal graphs

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The essential insight was the jellyfish algorithm, introduced therein, which provides a powerful framework for proving a planar algebra is evaluable and has the desired supertransitivity (the length of the initial arm of the principal graph).

Suppose we have a set of elements in a planar algebra, each a lowest weight rotational eigenvector, which we are thinking of as generators. A ‘jellyfish relation’ is an identity in which the left hand side is simply a single generator with some number of strands between it and the starred point on the boundary, and the right hand side is some linear combination, in every term of which every generator is adjacent to the starred point on the boundary. In [BMPS12], there were two jellyfish relations (here n=4n=4 corresponds to the Haagerup planar algebra, and n=8n=8 corresponds to the extended Haagerup planar algebra):

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{}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{43.02458pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-11.38092pt}{-42.67914pt}\pgfsys@lineto{-11.38092pt}{-22.76228pt}\pgfsys@lineto{102.4301pt}{-22.76228pt}\pgfsys@lineto{102.4301pt}{-42.67914pt}\pgfsys@lineto{-11.38092pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{29.63618pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+4)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ 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These are actually box jellyfish relations; it is easy enough to see that by expanding out the Jones-Wenzl idempotent on the left hand side in terms of Temperley-Lieb diagrams, and moving all non-identity terms to the right, that these relations become jellyfish relations as described above. See Subsection 2.5 for more details.

In a kk-strand jellyfish relation, the left hand side has kk strands above the generator. Above, we have a one-strand jellyfish relation for Sˇ\check{S}, the Fourier transform, and a two-strand jellyfish relation for SS.

A complete set of jellyfish relations is one such that by repeated application, we can rewrite any diagram as a linear combination of diagrams in which every generator is adjacent to the ‘outside’ starred region. We picturesquely refer to this process as ‘the jellyfish algorithm’: we gradually float all the jellyfish to the surface of the ocean, possibly creating new jellyfish along the way. The pair of relations above is a complete set: the one-strand relation removes all the instances of Sˇ\check{S}, then the two-strand relation allows us to float all the instances of SS to the surface.

It is typically easy to see that any closed diagram with all generators adjacent to the boundary is evaluable by iteratively finding an adjacent pair of generators which are connected by sufficiently many strands. The entire jellyfish algorithm is somewhat unusual amongst algorithms for simplifying a planar diagram; at intermediate steps, it requires making the diagram much more complicated.

In this paper, we present a systematic approach to identifying jellyfish relations using Jones’ paper analyzing quadratic tangles [Jon03]. In particular, we show how to find all 1-strand jellyfish relations for which the right hand side involves at most two generators in each term. We find that for quite a number of potential principal graphs, the jellyfish relations obtained in this way constitute a complete set. This assures us that we have constructed some subfactor planar algebra, and a little separate work in each case identifies the principal graph as the intended graph.

It is worth noting, however, that this approach is far from uniformly successful! In [BMPS12], the authors needed 2-strand jellyfish relations. Indeed, a result of Bigelow and Penneys [BP12] shows that having a complete set of 1-strand jellyfish relations implies that both the principal and dual principal graphs are spoke graphs. Thus by the triple point obstruction [Haa94, MPPS12], any subfactor with principal graphs beginning with a triple point cannot have a complete set of 1-strand jellyfish relations. We anticipate the results of [BP12] giving strong constraints on subfactors whose principal graphs are not both spokes.

Even with these limitations, we do have a number of interesting examples. We give a jellyfish presentation of the new 4442 subfactor along with the 3311 subfactor [GdlHJ89], the 2221 subfactor constructed in [Izu01] (reproducing all the work of Han’s thesis [Han10], in an entirely automated fashion!), and one of the 3333 subfactors previously constructed by Izumi in unpublished work. These graphs appear in Figure 1.

Refer to captionRefer to caption,Refer to caption,Refer to caption.{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/ACE47192690819DF}}\end{array}\hskip-3.0pt}{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/772136FAF425B059}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/C4B6B3927CB75C0E}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/63FDB4A04F409318}}\end{array}\hskip-3.0pt}\,.
Figure 1. The principal graphs of the four subfactors we construct in this paper. In each case, the dual principal graph is the same as the principal graph.

Immediately after hearing about our construction of a 4442 subfactor, Izumi noticed that a 4442 subfactor can be constructed using a /3\mathbb{Z}/3\mathbb{Z} quotient of the 3333 subfactor. This will appear in one of his forthcoming papers. Conversely, we constructed the 3333 subfactor only after hearing Izumi’s construction.

In addition to giving a generators and jellyfish relations presentation of each of these four subfactor planar algebras, we show that the 4442, 3333, and 2221 subfactors are each self-dual, and moreover symmetrically self-dual. This essentially means that one can ignore the shading in the planar algebras, and thus there exist fusion categories with the same principal graphs. We will investigate this further in a future paper [MPP12].

Acknowledgements.

The authors would like to thank Vaughan Jones and Masaki Izumi for many helpful conversations. We appreciated the referee’s careful reading of the manuscript and many helpful criticisms. Both authors were supported by DOD-DARPA grants HR0011-11-1-0001 and HR0011-12-1-0009. Scott Morrison was at the Miller Institute for Basic Research and the Australian National University while writing this paper, and in part supported by the ARC DECRA grant DE120100232. David Penneys was also supported by NSF grant DMS-0856316.

1.1. The FusionAtlas

This paper relies on some substantial calculations. In particular, our efforts to find the generators in the various graph planar algebras made use of a variety of techniques, some ad-hoc, some approximate, and some computationally expensive. This paper essentially does not address that work. Instead, we merely present the discovered generators and verify some relatively easy facts about them. In particular, the proofs presented in this paper rely on the computer in a much weaker sense. We need to calculate certain numbers of the form Tr(STR)\operatorname{Tr}(STR), where SS, TT, and RR are rather large martrices, and the computer does this for us. We also entered all the formulas derived in this paper into Mathematica, and had the computer automatically evaluate the various quantities which appear in our derivation of jellyfish relations. As a reader may be interested in seeing these programs, we include a brief instruction on finding and running these programs.

The arXiv sources of this article contain in the code subdirectory a number of files, including:

  • Generators.nb, which reconstructs the generators from our terse descriptions of them in Appendix A.

  • QuadraticTangles.nb, which calculates the requisite moments of these generators, and performs the linear algebra necessary to derive the jellyfish relations.

  • GenerateLaTeX.nb, which typesets each subsection of Section 4 for each planar algebra, and many mathematical expressions in Appendices A and B.

The Mathematica notebook Generators.nb can be run by itself. The final cells of that notebook write the full generators to the disk; this must be done before running QuadraticTangles.nb. The QuadraticTangles.nb notebook relies on the FusionAtlas, a substantial body of code the authors have developed along with Emily Peters, Noah Snyder and James Tener to perform calculations with subfactors and fusion categories. To obtain a local copy, you first need to ensure that you have Mercurial, the distributed version control system, installed on your machine. With that, the command

hg clone https://bitbucket.org/fusionatlas/fusionatlas

will create a local directory called fusionatlas containing the latest version. In the QuadraticTangles.nb notebook, you will then need to adjust the paths appearing in the first input cell to ensure that your local copy is included. After that, running the entire notebook reproduces all the calculations described below.

We invite any interested readers to contact us with questions or queries about the use of these notebooks or the FusionAtlas package.

2. Background

2.1. Graph planar algebra embedding

A finite depth subfactor planar algebra embeds in the graph planar algebra of its principal graph [JP11, MW]. We begin by assuming that the desired planar algebra is n1n-1 supertransitive, so Pk,+=TLk,+P_{k,+}=TL_{k,+} for k=0,,n1k=0,\ldots,n-1 and is generated by the orthogonal complement Pn,+TLn,+P_{n,+}\ominus TL_{n,+} of the Temperley-Lieb algebra in the nn-box space. If this orthogonal complement has dimension kk, we say that the planar algebra is n1n-1 supertransitive of excess kk. The excess can be read off from the principal graph; it’s the sum of the squares of the multiplicities of the edges immediately beyond the branch point, minus one (or simply two less than the valence of the branch point, in the simply laced case).

To construct the subfactor planar algebras in these papers, we first find a connection on the desired pair of principal graphs (Γ,Γ)(\Gamma,\Gamma^{\prime}). We do so by first computing a numerical approximation to high precision, then guessing the exact solution using Mathematica’s RootApproximant function, and finally verifying using exact arithmetic in a number field that the candidate exact solution satisfies the necessary equations. As we use this numerical method, we cannot say with certainty how many connections exist on these graphs. However, Izumi has determined all such connections, and we believe our list of possible connections coincides with his. As the main goal of this paper is to construct the new 4442 subfactor by the development of methods for deriving jellyfish relations, rather than proving uniqueness, we restrict our attention to a single connection.

Using this connection, it is possible to discover the rotational eigenvalues of the desired generators via [IJMS11, Theorem 1.7]; in a certain gauge, tr(UUt)=2+ω\text{tr}(UU^{t})=2+\sum\omega, where UU is the ‘branch matrix’ of connection entries going through the branch point, and the sum is over the kk rotational eigenvalues ω\omega, with multiplicity, of the lowest weight vectors in the nn-box space. We then compute the equations for flatness and find kk flat nn-boxes with respect to the connection. (Note that these flat elements are not necessarily self-adjoint as in [Jon03].)

However, merely having flat elements for a connection does not imply that the connection itself is flat. The planar algebra generated by the flat nn-boxes is necessarily evaluable, and indeed a subfactor planar algebra, which we denote by PΓP_{\bullet}^{\Gamma}. Thus we have constructed some subfactor by [Ocn88, EK98, Jon11, MW]. This subfactor, however, need not have the principal graphs we started with; indeed, it could have smaller supertransitivity. Determining even the supertransitivity of the principal graph of the subfactor planar algebra generated by the flat nn-boxes requires some knowledge of the skein theory of the planar algebra, which is of comparable difficulty with directly computing jellyfish relations. In fact, by Lemma 5.1, having jellyfish relations ensures the supertransitivity is correct. One could attempt to verify the connection itself is flat, which would also ensure the supertransitivity is correct, but this is extremely computationally expensive. The point of this paper is to avoid this work using planar algebras and the jellyfish algorithm.

Hence, we still need to analyze the subfactor planar algebra PΓP_{\bullet}^{\Gamma}. In the analysis which follows, we never rely on the fact that we obtained these elements as flat elements with respect to some connection. In particular, nothing that follows relies on the correctness of the method described above for guessing the generators!

First, we need to calculate the principal graphs of PΓP_{\bullet}^{\Gamma} (which we are hoping are the graphs we started with, (Γ,Γ)(\Gamma,\Gamma^{\prime})). Second, we would like to know how to evaluate closed diagrams in the generators.

For the spoke graphs we consider in this paper, Γ\Gamma and Γ\Gamma^{\prime} always coincide, and are drawn from the set {4442,3333,3311,2221}\{4442,3333,3311,2221\} (see Figure 1), where the numbers refer to the length of the spokes emanating from the central vertex. By [BP12], if such subfactor planar algebras were to exist with the desired principal graphs, they would have 1-strand jellyfish generators at depth nn. We use Jones’ quadratic tangles techniques [Jon03] to find these 1-strand jellyfish relations in PΓP_{\bullet}^{\Gamma}. We then use the generators to determine that PΓP_{\bullet}^{\Gamma} has the correct principal graph.

2.2. Quadratic tangles

In [Jon03], Jones uses quadratic tangles techniques to prove a number of formulas about planar generators in a subfactor planar algebra. In fact, many of the formulas there hold in more generality.

Notation 2.1.

Recall that the Fourier transform {\mathcal{F}} is given by

=.{\mathcal{F}}=\leavevmode\hbox to56.91pt{\vbox to56.91pt{\pgfpicture\makeatletter\hbox{\hskip 28.45276pt\lower-28.45276pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{28.45276pt}{0.0pt}\pgfsys@curveto{28.45276pt}{15.71422pt}{15.71422pt}{28.45276pt}{0.0pt}{28.45276pt}\pgfsys@curveto{-15.71422pt}{28.45276pt}{-28.45276pt}{15.71422pt}{-28.45276pt}{0.0pt}\pgfsys@curveto{-28.45276pt}{-15.71422pt}{-15.71422pt}{-28.45276pt}{0.0pt}{-28.45276pt}\pgfsys@curveto{15.71422pt}{-28.45276pt}{28.45276pt}{-15.71422pt}{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{}{{{}}{}{}{}{}{}{}{}{}}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{28.45276pt}{0.0pt}\pgfsys@curveto{28.45276pt}{15.71422pt}{15.71422pt}{28.45276pt}{0.0pt}{28.45276pt}\pgfsys@curveto{-15.71422pt}{28.45276pt}{-28.45276pt}{15.71422pt}{-28.45276pt}{0.0pt}\pgfsys@curveto{-28.45276pt}{-15.71422pt}{-15.71422pt}{-28.45276pt}{0.0pt}{-28.45276pt}\pgfsys@curveto{15.71422pt}{-28.45276pt}{28.45276pt}{-15.71422pt}{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{30.82285pt}{-5.43474pt}\pgfsys@curveto{32.10059pt}{1.81194pt}{30.78416pt}{9.27644pt}{27.10497pt}{15.64902pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{10.70473pt}{29.41068pt}\pgfsys@curveto{3.79007pt}{31.92743pt}{-3.79007pt}{31.92743pt}{-10.70473pt}{29.41068pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{-27.10497pt}{15.64902pt}\pgfsys@curveto{-30.78416pt}{9.27644pt}{-32.10059pt}{1.81194pt}{-30.82285pt}{-5.43474pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{-20.11812pt}{-23.97545pt}\pgfsys@curveto{-8.48308pt}{-33.73857pt}{8.48308pt}{-33.73857pt}{20.11812pt}{-23.97545pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.3811pt}{0.0pt}\pgfsys@curveto{11.3811pt}{6.28569pt}{6.28569pt}{11.3811pt}{0.0pt}{11.3811pt}\pgfsys@curveto{-6.28569pt}{11.3811pt}{-11.3811pt}{6.28569pt}{-11.3811pt}{0.0pt}\pgfsys@curveto{-11.3811pt}{-6.28569pt}{-6.28569pt}{-11.3811pt}{0.0pt}{-11.3811pt}\pgfsys@curveto{6.28569pt}{-11.3811pt}{11.3811pt}{-6.28569pt}{11.3811pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{12.46916pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ 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}\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\,.

For a rotational eigenvector SPn,±S\in P_{n,\pm} corresponding to an eigenvalue ωS=σS2\omega_{S}=\sigma_{S}^{2}, we define another rotational eigenvector SˇPn,\check{S}\in P_{n,\mp} by Sˇ=σS1(S)\check{S}=\sigma_{S}^{-1}{\mathcal{F}}(S). Note that (Sˇ)=σSS{\mathcal{F}}(\check{S})=\sigma_{S}S, so Sˇˇ=S\check{\check{S}}=S.

Definition 2.2.

Suppose PP_{\bullet} is a not necessarily evaluable *-planar algebra, i.e., we don’t know if dim(Pn,±)<\dim(P_{n,\pm})<\infty or if dim(P0,±)=1\dim(P_{0,\pm})=1. We call PP_{\bullet} unitary if for all n0n\geq 0, the P0,±P_{0,\pm}-valued sesquilinear form on Pn,±P_{n,\pm} given by x,y=Tr(yx)\langle x,y\rangle=\operatorname{Tr}(y^{*}x) is positive definite (in the operator-valued sense).

Definition 2.3.

Suppose PP_{\bullet} is a unitary, spherical, shaded planar algebra with modulus δ>2\delta>2 which is not necessarily evaluable. A finite set 𝔅Pn,+{\mathfrak{B}}\subset P_{n,+} is called a set of generators if the elements of 𝔅{\mathfrak{B}} are linearly independent, self-adjoint, low-weight eigenvectors for the rotation, i.e, for all S𝔅S\in{\mathfrak{B}},

  • S=SS=S^{*},

  • SS is uncappable, and

  • ρ(S)=ωSS\rho(S)=\omega_{S}S for some nn-th root of unity ωS\omega_{S}.

Given a set of generators 𝔅{\mathfrak{B}}, we get a set of dual generators 𝔅ˇ={Sˇ|S𝔅}\check{{\mathfrak{B}}}=\left\{\check{S}\middle|S\in{\mathfrak{B}}\right\}.

We say a set of generators 𝔅{\mathfrak{B}} has scalar moments if Tr(R),Tr(RS),Tr(RST)\operatorname{Tr}(R),\operatorname{Tr}(RS),\operatorname{Tr}(RST) and Tr(Rˇ),Tr(RˇSˇ),Tr(RˇSˇTˇ)\operatorname{Tr}(\check{R}),\operatorname{Tr}(\check{R}\check{S}),\operatorname{Tr}(\check{R}\check{S}\check{T}) are scalar multiples of the empty diagram in P0,+P_{0,+} and P0,P_{0,-} respectively for each R,S,T𝔅R,S,T\in{\mathfrak{B}}.

If a set of generators 𝔅{\mathfrak{B}} has scalar moments, we say it is orthonormal if for all S,T𝔅S,T\in{\mathfrak{B}}, S,T=Tr(ST)=δS,T\langle S,T\rangle=\operatorname{Tr}(ST)=\delta_{S,T}.

Notation 2.4.

Since δ>2\delta>2, given a generator R𝔅R\in{\mathfrak{B}}, the annular tangles

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are a basis for \textgothAn+1(R){\textgoth{A}}_{n+1}(R), the annular consequences of RR inside Pn+1,+P_{n+1,+} [Jon01, Jon03]. One calculates the dual annular basis {^i(R)|i=0,,2n+1}\left\{\widehat{\cup}_{i}(R)\middle|i=0,\dots,2n+1\right\} from ^i(R),j(R)=δi,j\langle\widehat{\cup}_{i}(R),\cup_{j}(R)\rangle=\delta_{i,j}, where the inner product is linear on the right. See Definition 4.2.6 of [Jon03] for an explicit formula.

Theorem 2.5.

All the formulas of §4 of [Jon03] hold in any unitary, spherical, shaded planar algebra with modulus δ>2\delta>2 for any orthonormal set of generators 𝔅{\mathfrak{B}} with scalar moments.

Proof.

Jones explicitly restricts to an evaluable planar algebra (in fact, he says ‘subfactor,’ but evaluable is the only condition we’re now leaving off) before proving these formulas, but upon reading through the proofs, it is clear that the generators having scalar moments is sufficient to work in the generality we need here. ∎

2.3. Spherical and lopsided planar algebras

In [MP12], Morrison and Peters describe the spherical and lopsided conventions for planar algebras. In the spherical convention, both shaded and unshaded contractible closed loops count for a multiplicative factor of δ\delta; however, in the lopsided convention, shaded contractible closed loops count for 11 while unshaded contractible closed loops count for δ2\delta^{2}. The main advantage of working in the lopsided planar algebra is that there are fewer square roots, so arithmetic is easier. In particular the number field in which we calculate is much smaller. Hence we use the lopsided planar algebra to compute the moments of our generators.

The map :PsphericalPlopsided\natural\colon P_{\bullet}^{spherical}\to P_{\bullet}^{lopsided} from [MP12] is not a planar algebra map, but it commutes with the action of the planar operad up to certain scalars. When we draw our tangles in the standard form where each input and output disk is a rectangle with the distinguished interval on the left and the same number of strings attach to the top and bottom of each rectangle, then there is a power of δ±1\delta^{\pm 1} for each critical point which is shaded above, and the power of δ\delta corresponds to the sign of the critical point:

δδ1.\leavevmode\hbox to28.45pt{\vbox to21.54pt{\pgfpicture\makeatletter\hbox{\qquad\lower-14.22638pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }\pgfsys@moveto{-14.22638pt}{-14.22638pt}\pgfsys@lineto{-14.22638pt}{7.11319pt}\pgfsys@lineto{14.22638pt}{7.11319pt}\pgfsys@lineto{14.22638pt}{-14.22638pt}\pgfsys@fill\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgffillcolor}{rgb}{0.826,0.82,0.874}\pgfsys@color@rgb@fill{0.826}{0.82}{0.874}\pgfsys@invoke{ }{}\pgfsys@moveto{7.11319pt}{7.11319pt}\pgfsys@lineto{7.11319pt}{0.0pt}\pgfsys@curveto{7.11319pt}{-3.92854pt}{3.92854pt}{-7.11319pt}{0.0pt}{-7.11319pt}\pgfsys@curveto{-3.92854pt}{-7.11319pt}{-7.11319pt}{-3.92854pt}{-7.11319pt}{0.0pt}\pgfsys@lineto{-7.11319pt}{7.11319pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\longleftrightarrow\delta\hskip 42.67912pt\leavevmode\hbox to28.45pt{\vbox to21.34pt{\pgfpicture\makeatletter\hbox{\qquad\lower-7.11319pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-14.22638pt}{-7.11319pt}\pgfsys@lineto{-14.22638pt}{14.22638pt}\pgfsys@lineto{14.22638pt}{14.22638pt}\pgfsys@lineto{14.22638pt}{-7.11319pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgffillcolor}{rgb}{0.826,0.82,0.874}\pgfsys@color@rgb@fill{0.826}{0.82}{0.874}\pgfsys@invoke{ }\pgfsys@moveto{-14.22638pt}{-14.22638pt}\pgfsys@lineto{-14.22638pt}{14.22638pt}\pgfsys@lineto{14.22638pt}{14.22638pt}\pgfsys@lineto{14.22638pt}{-14.22638pt}\pgfsys@fill\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-7.11319pt}{-14.22638pt}\pgfsys@lineto{-7.11319pt}{0.0pt}\pgfsys@curveto{-7.11319pt}{3.92854pt}{-3.92854pt}{7.11319pt}{0.0pt}{7.11319pt}\pgfsys@curveto{3.92854pt}{7.11319pt}{7.11319pt}{3.92854pt}{7.11319pt}{0.0pt}\pgfsys@lineto{7.11319pt}{-14.22638pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\longleftrightarrow\delta^{-1}.
Example 2.6.

We will work out the correction factor arising when commuting \natural and {\mathcal{F}}. Note that

(S)=S={Sif n is evenSif n is odd.{\mathcal{F}}(S)=\leavevmode\hbox to56.91pt{\vbox to56.91pt{\pgfpicture\makeatletter\hbox{\hskip 28.45276pt\lower-28.45276pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{28.45276pt}{0.0pt}\pgfsys@curveto{28.45276pt}{15.71422pt}{15.71422pt}{28.45276pt}{0.0pt}{28.45276pt}\pgfsys@curveto{-15.71422pt}{28.45276pt}{-28.45276pt}{15.71422pt}{-28.45276pt}{0.0pt}\pgfsys@curveto{-28.45276pt}{-15.71422pt}{-15.71422pt}{-28.45276pt}{0.0pt}{-28.45276pt}\pgfsys@curveto{15.71422pt}{-28.45276pt}{28.45276pt}{-15.71422pt}{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgffillcolor}{rgb}{0.826,0.82,0.874}\pgfsys@color@rgb@fill{0.826}{0.82}{0.874}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{28.45276pt}{0.0pt}\pgfsys@curveto{28.45276pt}{15.71422pt}{15.71422pt}{28.45276pt}{0.0pt}{28.45276pt}\pgfsys@curveto{-15.71422pt}{28.45276pt}{-28.45276pt}{15.71422pt}{-28.45276pt}{0.0pt}\pgfsys@curveto{-28.45276pt}{-15.71422pt}{-15.71422pt}{-28.45276pt}{0.0pt}{-28.45276pt}\pgfsys@curveto{15.71422pt}{-28.45276pt}{28.45276pt}{-15.71422pt}{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{30.82285pt}{-5.43474pt}\pgfsys@curveto{32.10059pt}{1.81194pt}{30.78416pt}{9.27644pt}{27.10497pt}{15.64902pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{10.70473pt}{29.41068pt}\pgfsys@curveto{3.79007pt}{31.92743pt}{-3.79007pt}{31.92743pt}{-10.70473pt}{29.41068pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{-27.10497pt}{15.64902pt}\pgfsys@curveto{-30.78416pt}{9.27644pt}{-32.10059pt}{1.81194pt}{-30.82285pt}{-5.43474pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{-20.11812pt}{-23.97545pt}\pgfsys@curveto{-8.48308pt}{-33.73857pt}{8.48308pt}{-33.73857pt}{20.11812pt}{-23.97545pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.3811pt}{0.0pt}\pgfsys@curveto{11.3811pt}{6.28569pt}{6.28569pt}{11.3811pt}{0.0pt}{11.3811pt}\pgfsys@curveto{-6.28569pt}{11.3811pt}{-11.3811pt}{6.28569pt}{-11.3811pt}{0.0pt}\pgfsys@curveto{-11.3811pt}{-6.28569pt}{-6.28569pt}{-11.3811pt}{0.0pt}{-11.3811pt}\pgfsys@curveto{6.28569pt}{-11.3811pt}{11.3811pt}{-6.28569pt}{11.3811pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{12.46916pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-18.22855pt}{16.4178pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.75pt}{-19.57182pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\cdots$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{1.6pt}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{28.45276pt}{0.0pt}\pgfsys@curveto{28.45276pt}{15.71422pt}{15.71422pt}{28.45276pt}{0.0pt}{28.45276pt}\pgfsys@curveto{-15.71422pt}{28.45276pt}{-28.45276pt}{15.71422pt}{-28.45276pt}{0.0pt}\pgfsys@curveto{-28.45276pt}{-15.71422pt}{-15.71422pt}{-28.45276pt}{0.0pt}{-28.45276pt}\pgfsys@curveto{15.71422pt}{-28.45276pt}{28.45276pt}{-15.71422pt}{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}=\begin{cases}\leavevmode\hbox to79.67pt{\vbox to45.52pt{\pgfpicture\makeatletter\hbox{\hskip 39.83368pt\lower-22.76228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-39.83368pt}{22.76228pt}\pgfsys@lineto{39.83368pt}{22.76228pt}\pgfsys@lineto{39.83368pt}{-22.76228pt}\pgfsys@lineto{-39.83368pt}{-22.76228pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgffillcolor}{rgb}{0.826,0.82,0.874}\pgfsys@color@rgb@fill{0.826}{0.82}{0.874}\pgfsys@invoke{ 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}{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.75pt}{14.57182pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\cdots$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.75pt}{-19.57182pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\cdots$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}&\text{if $n$ is even}\\ \\ \leavevmode\hbox to79.67pt{\vbox to45.52pt{\pgfpicture\makeatletter\hbox{\hskip 39.83368pt\lower-22.76228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} 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{}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgffillcolor}{rgb}{0.826,0.82,0.874}\pgfsys@color@rgb@fill{0.826}{0.82}{0.874}\pgfsys@invoke{ }{}\pgfsys@moveto{-17.07182pt}{0.0pt}\pgfsys@lineto{-17.07182pt}{25.6073pt}\pgfsys@lineto{-11.38092pt}{25.6073pt}\pgfsys@lineto{-11.38092pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{11.38092pt}{-25.6073pt}\pgfsys@lineto{11.38092pt}{25.6073pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgffillcolor}{rgb}{0.826,0.82,0.874}\pgfsys@color@rgb@fill{0.826}{0.82}{0.874}\pgfsys@invoke{ }{}\pgfsys@moveto{17.07182pt}{0.0pt}\pgfsys@lineto{17.07182pt}{11.38092pt}\pgfsys@curveto{17.07182pt}{14.52376pt}{19.61954pt}{17.07147pt}{22.76237pt}{17.07147pt}\pgfsys@curveto{25.90521pt}{17.07147pt}{28.45293pt}{14.52376pt}{28.45293pt}{11.38092pt}\pgfsys@lineto{28.45276pt}{-25.6073pt}\pgfsys@lineto{17.07182pt}{-25.6073pt}\pgfsys@lineto{17.07182pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-22.76228pt}{11.38092pt}\pgfsys@lineto{22.76228pt}{11.38092pt}\pgfsys@lineto{22.76228pt}{-11.38092pt}\pgfsys@lineto{-22.76228pt}{-11.38092pt}\pgfsys@lineto{-22.76228pt}{11.38092pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{1.6pt}\pgfsys@invoke{ }{}\pgfsys@moveto{-39.83368pt}{22.76228pt}\pgfsys@lineto{39.83368pt}{22.76228pt}\pgfsys@lineto{39.83368pt}{-22.76228pt}\pgfsys@lineto{-39.83368pt}{-22.76228pt}\pgfsys@lineto{-39.83368pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.75pt}{14.57182pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\cdots$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.75pt}{-19.57182pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\cdots$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}&\text{if $n$ is odd.}\end{cases}

Hence we have

={if n is evenδ1if n is odd.\natural{\mathcal{F}}=\begin{cases}{\mathcal{F}}\natural&\text{if $n$ is even}\\ \delta^{-1}{\mathcal{F}}\natural&\text{if $n$ is odd.}\end{cases}
Example 2.7.

Similarly one can calculate that

Tr(S)=Tr(S)\displaystyle\operatorname{Tr}(S)=\natural\operatorname{Tr}(S) ={Tr(S) if n is evenδTr(S) if n is odd\displaystyle=\begin{cases}\operatorname{Tr}(\natural S)&\text{ if $n$ is even}\\ \delta\operatorname{Tr}(\natural S)&\text{ if $n$ is odd}\end{cases}
Tr(Sˇ)=Tr(Sˇ)\displaystyle\operatorname{Tr}(\check{S})=\natural\operatorname{Tr}(\check{S}) ={Tr(Sˇ) if n is evenδ1Tr(Sˇ) if n is odd.\displaystyle=\begin{cases}\operatorname{Tr}(\natural\check{S})&\text{ if $n$ is even}\\ \delta^{-1}\operatorname{Tr}(\natural\check{S})&\text{ if $n$ is odd.}\end{cases}

Hence if S1,,Sk𝔅S_{1},\dots,S_{k}\in{\mathfrak{B}}, we compute the moment

Tr((S1)(Sk))={δkTr((S1)(Sk)) if n is evenδ1Tr((S1)(Sk)) if n is odd\operatorname{Tr}({\mathcal{F}}(S_{1})\cdots{\mathcal{F}}(S_{k}))=\begin{cases}\delta^{-k}\operatorname{Tr}({\mathcal{F}}(\natural S_{1})\cdots{\mathcal{F}}(\natural S_{k}))&\text{ if $n$ is even}\\ \delta^{-1}\operatorname{Tr}({\mathcal{F}}(\natural S_{1})\cdots{\mathcal{F}}(\natural S_{k}))&\text{ if $n$ is odd}\end{cases}

which implies

Tr(S1ˇSkˇ)={δkTr(S1ˇSkˇ) if n is evenδ1Tr(S1ˇSkˇ) if n is odd.\operatorname{Tr}(\check{S_{1}}\cdots\check{S_{k}})=\begin{cases}\delta^{-k}\operatorname{Tr}(\natural\check{S_{1}}\cdots\natural\check{S_{k}})&\text{ if $n$ is even}\\ \delta^{-1}\operatorname{Tr}(\natural\check{S_{1}}\cdots\natural\check{S_{k}})&\text{ if $n$ is odd.}\end{cases}

2.4. The jellyfish algorithm

The jellyfish algorithm was invented in [BMPS12] to construct the extended Haagerup subfactor planar algebra with principal graphs

([Uncaptioned image],[Uncaptioned image]).\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/C53E32050C862F37}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/CA1952BED6C8EB18}}\end{array}\hskip-3.0pt}\right).

One uses the jellyfish algorithm to evaluate closed diagrams on a set of generators. There are two ingredients:

  1. (1)

    The generators in Pn,±P_{n,\pm} satisfy jellyfish relations, i.e., for each generator S,TS,T,

    j(Sˇ)=2nSˇ,j2(S)=2nTj(\check{S})=\leavevmode\hbox to40.23pt{\vbox to43.08pt{\pgfpicture\makeatletter\hbox{\hskip 20.11684pt\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-22.76228pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-22.76228pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{-3.14236pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\check{S}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\,,\,j^{2}(S^{\prime})=\leavevmode\hbox to51.61pt{\vbox to48.77pt{\pgfpicture\makeatletter\hbox{\hskip 25.8073pt\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-25.6073pt}{-22.76228pt}\pgfsys@lineto{-25.6073pt}{0.0pt}\pgfsys@curveto{-25.6073pt}{14.14279pt}{-14.14261pt}{25.60748pt}{0.00018pt}{25.60748pt}\pgfsys@curveto{14.14297pt}{25.60748pt}{25.60767pt}{14.14279pt}{25.60767pt}{0.0pt}\pgfsys@lineto{25.6073pt}{-22.76228pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-22.76228pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-22.76228pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.61632pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$T$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}

    can be written as linear combinations of trains, which are diagrams where any region meeting the distinguished interval of a generator meets the distinguished interval of the external disk, e.g.,

    \star\star\star\star\cdots𝒯{\mathcal{T}}S1S_{1}S2S_{2}SS_{\ell}kkkk2n2n2n2n2n2n

    where S1,,SS_{1},\dots,S_{\ell} are generators, and 𝒯{\mathcal{T}} is a single Temperley-Lieb diagram.

    (Note that j(S),j(Sˇ)j(S),j(\check{S}) means the same thing as 0(S),0(Sˇ)\cup_{0}(S),\cup_{0}(\check{S}), but we will use the jj notation to emphasize its importance to the jellyfish algorithm.)

  2. (2)

    The generators in Pn,±P_{n,\pm} are uncappable and together with the Jones-Wenzl projection f(n)f^{(n)} form an algebra under the usual multiplication

    ST=TSnnn=RαS,TRRnn.ST=\leavevmode\hbox to33.26pt{\vbox to74.38pt{\pgfpicture\makeatletter\hbox{\hskip 21.4821pt\lower-11.58092pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{62.59598pt}\pgfsys@lineto{0.0pt}{-11.38092pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{42.67914pt}\pgfsys@moveto{11.3811pt}{42.67914pt}\pgfsys@curveto{11.3811pt}{48.96483pt}{6.28569pt}{54.06024pt}{0.0pt}{54.06024pt}\pgfsys@curveto{-6.28569pt}{54.06024pt}{-11.3811pt}{48.96483pt}{-11.3811pt}{42.67914pt}\pgfsys@curveto{-11.3811pt}{36.39345pt}{-6.28569pt}{31.29803pt}{0.0pt}{31.29803pt}\pgfsys@curveto{6.28569pt}{31.29803pt}{11.3811pt}{36.39345pt}{11.3811pt}{42.67914pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.61632pt}{39.26248pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$T$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-18.1491pt}{40.35275pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ 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{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-18.1491pt}{6.20952pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-8.16212pt}{24.10036pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ 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}\pgfsys@endscope\hss}}\endpgfpicture}}=\sum_{R}\alpha^{R}_{S,T}\leavevmode\hbox to33.26pt{\vbox to45.92pt{\pgfpicture\makeatletter\hbox{\hskip 21.4821pt\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{22.76228pt}\pgfsys@lineto{0.0pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.3811pt}{0.0pt}\pgfsys@curveto{11.3811pt}{6.28569pt}{6.28569pt}{11.3811pt}{0.0pt}{11.3811pt}\pgfsys@curveto{-6.28569pt}{11.3811pt}{-11.3811pt}{6.28569pt}{-11.3811pt}{0.0pt}\pgfsys@curveto{-11.3811pt}{-6.28569pt}{-6.28569pt}{-11.3811pt}{0.0pt}{-11.3811pt}\pgfsys@curveto{6.28569pt}{-11.3811pt}{11.3811pt}{-6.28569pt}{11.3811pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.83507pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$R$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ 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}{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-8.16212pt}{-18.57877pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\,.

    (Note that the Mathematica package FusionAtlas multiplies in this order; reading from left to right in products corresponds to reading from bottom to top in planar composites.)

Given these two ingredients, one can evaluate any closed diagram using the following two step process.

  1. (1)

    Pull all generators SS to the outside of the diagram using the jellyfish relations, possibly getting diagrams with more SS’s.

  2. (2)

    Use uncappability and the algebra property to iteratively reduce the number of generators. Any non-zero train which is a closed diagram is either a Temperley-Lieb diagram, has a capped generator, or has two generators S,TS,T connected by at least nn strings, giving STST.

Section 3 is devoted to our procedure for computing the jellyfish relations necessary for the first part of the jellyfish algorithm, while the second part is rather easy.

One can see that if {A,B,f(n)}\{A,B,f^{(n)}\} span a subalgebra of Pn,+P_{n,+}, their structure coefficients must be given by

αS,TR=Tr(STR)Tr(R2),\alpha_{S,T}^{R}=\frac{\operatorname{Tr}(STR)}{\operatorname{Tr}(R^{2})},

and thus determined by the moments given in Appendix B. We check that the algebra generated by {A,B,f(n)}\{A,B,f^{(n)}\} is closed under multiplication directly in the graph planar algebra, in Lemma 4.1.

Note that if we have an orthonormal set of generators, then in the notation of [Jon03], αS,TR=Tr(STR)=aRST\alpha_{S,T}^{R}=\operatorname{Tr}(STR)=a^{ST}_{R}. There are similar easy calculations to determine the structure coefficients βS,TR\beta_{S,T}^{R} of the algebra generated by {Aˇ,Bˇ,fˇ(n)}Pn,\{\check{A},\check{B},\check{f}^{(n)}\}\subset P_{n,-}, and in the orthonormal case, βS,TR=bRST\beta_{S,T}^{R}=b^{ST}_{R}.

In [BMPS12], they found 2-strand jellyfish relations, i.e., j(Sˇ)j(\check{S}) and j2(S)j^{2}(S) lie in the span of the trains of SS. For spoke subfactors, we can find 1-strand jellyfish relations by [BP12], i.e., for each S𝔅S\in{\mathfrak{B}} and Sˇ𝔅ˇ\check{S}\in\check{{\mathfrak{B}}}, j(Sˇ)j(\check{S}) lies in the span of the trains from 𝔅{\mathfrak{B}}, and j(S)j(S) lies in the span of the trains from 𝔅ˇ\check{{\mathfrak{B}}}. These 1-strand jellyfish relations are sufficient to evaluate all closed diagrams from our generators, and thus 𝔅{\mathfrak{B}} generates some subfactor planar algebra.

We need further arguments to prove that the resulting subfactor planar algebra has the desired principal graphs. It turns out that at the relatively low index of 3+53+\sqrt{5} these arguments are easy.

2.5. Jellyfish to box jellyfish and back again

Given a set of jellyfish relations, we may write them in a more compact form in which we multiply the diagrams by a Jones-Wenzl idempotent to get rid of simpler diagrams. We present the arguments back and forth in the case of one generator, and it is clear how to generalize to the multi-generator case.

If we know

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}\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{45.52458pt}{0.0pt}\pgfsys@moveto{56.9055pt}{0.0pt}\pgfsys@curveto{56.9055pt}{6.28558pt}{51.81017pt}{11.38092pt}{45.52458pt}{11.38092pt}\pgfsys@curveto{39.239pt}{11.38092pt}{34.14366pt}{6.28558pt}{34.14366pt}{0.0pt}\pgfsys@curveto{34.14366pt}{-6.28558pt}{39.239pt}{-11.38092pt}{45.52458pt}{-11.38092pt}\pgfsys@curveto{51.81017pt}{-11.38092pt}{56.9055pt}{-6.28558pt}{56.9055pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{45.52458pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{42.17043pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{43.02458pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}+\sum_{i=1}^{2n+1}\gamma_{S,i}\cup_{i}^{\prime}(S)+X

where XTLn+1,+X\in TL_{n+1,+} with all strings turned down, and

1(S)=2nS,i(S)=i12ni+1S, and 2n+1(S)=2nS\cup_{1}^{\prime}(S)=\leavevmode\hbox to30.76pt{\vbox to44.27pt{\pgfpicture\makeatletter\hbox{\qquad\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{-17.07182pt}{-22.76228pt}\pgfsys@curveto{-17.07182pt}{-19.61945pt}{-14.52411pt}{-17.07173pt}{-11.38127pt}{-17.07173pt}\pgfsys@curveto{-8.23843pt}{-17.07173pt}{-5.69072pt}{-19.61945pt}{-5.69072pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\,,\,\cup_{i}^{\prime}(S)=\leavevmode\hbox to92.97pt{\vbox to44.45pt{\pgfpicture\makeatletter\hbox{\hskip 35.9174pt\lower-23.13747pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{-5.69046pt}{0.0pt}\pgfsys@lineto{-17.07182pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{5.69046pt}{0.0pt}\pgfsys@lineto{17.07182pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{-5.69046pt}{-22.76228pt}\pgfsys@curveto{-5.69046pt}{-19.61945pt}{-3.14275pt}{-17.07173pt}{0.00009pt}{-17.07173pt}\pgfsys@curveto{3.14293pt}{-17.07173pt}{5.69064pt}{-19.61945pt}{5.69064pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-32.5844pt}{-19.38779pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$i-1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{20.2552pt}{-18.97112pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n-i+1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\,,\text{ and }\cup_{2n+1}^{\prime}(S)=\leavevmode\hbox to30.76pt{\vbox to44.27pt{\pgfpicture\makeatletter\hbox{\qquad\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{5.69046pt}{-22.76228pt}\pgfsys@curveto{5.69046pt}{-19.61945pt}{8.23817pt}{-17.07173pt}{11.38101pt}{-17.07173pt}\pgfsys@curveto{14.52385pt}{-17.07173pt}{17.07156pt}{-19.61945pt}{17.07156pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-10.15518pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}

(note that the i(S)\cup^{\prime}_{i}(S)’s for i=1,,2n+1i=1,\dots,2n+1 can be obtained from the j(S)\cup_{j}(S)’s for j=1,,2n+1j=1,\dots,2n+1 by applying suitable powers of the rotation and multiplying by suitable powers of σS\sigma_{S}), applying the Jones-Wenzl f(2n+2)f^{(2n+2)} to the bottom of the diagram gives the simpler box jellyfish relation

fj(Sˇ)=2nSˇf(2n+2)=γS,Sn1n+1n+1SSf(2n+2).f\cdot j(\check{S})=\leavevmode\hbox to67.41pt{\vbox to68.69pt{\pgfpicture\makeatletter\hbox{\hskip 38.5535pt\lower-48.5696pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-48.3696pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-48.3696pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{-3.14236pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\check{S}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} 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to88.2pt{\vbox to68.29pt{\pgfpicture\makeatletter\hbox{\qquad\lower-48.3696pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{19.91684pt}\pgfsys@lineto{68.28644pt}{19.91684pt}\pgfsys@lineto{68.28644pt}{-48.3696pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{} {}{} {}{}{}\pgfsys@moveto{0.0pt}{-56.90552pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@lineto{45.52458pt}{0.0pt}\pgfsys@lineto{45.52458pt}{-56.90552pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ 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} \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ 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Conversely, given a box jellyfish relation of the above form, we get a jellyfish relation by expanding the Jones-Wenzl idempotents.

  1. (1)

    First, note that the coefficient of the identity in the Jones-Wenzl idempotent f(2n+2)f^{(2n+2)} is 1. This term gives us a j(Sˇ)j(\check{S}) on the left hand side and an SSS\circ S on the right hand side.

  2. (2)

    On the left hand side, all other terms of the Jones-Wenzl either cap off the Sˇ\check{S}, giving zero, or there is exactly one cup on the top and one cap on the bottom, and the cup on the top is between the 11-st and 22-nd strings or the (2n+1)(2n+1)-th and (2n+2)(2n+2)-th strings. In this case, we get a scalar multiple of an annular consequence of SS (which is not j(Sˇ)j(\check{S})), and these terms can be subtracted off to the right hand side of the equation.

  3. (3)

    On the right hand side, there are a few more options. First, if any SS is capped off, we get zero. Otherwise there is a cup between the (n+1)(n+1)-th and (n+2)(n+2)-th strings, and we get an an S2S^{2} which can be written as a linear combination of SS and Temperley-Lieb diagrams. Now if there are more cups on top of the term in the Jones-Wenzl, the SS term vanishes, and we get a Temperley-Lieb diagram. If there are no extra cups, then we are left with some Temperley-Lieb diagrams and some scalar multiple of an annular consequence of SS (which is not j(Sˇ)j(\check{S})).

Hence we get a jellyfish relation.

3. Computing jellyfish relations with quadratic tangles

In Subsection 2.1, we explained how we obtained the subfactor planar algebra PΓP_{\bullet}^{\Gamma} generated by the flat elements at depth nn with respect to some connection in the graph planar algebra of Γ\Gamma. We now describe how to calculate 1-strand jellyfish relations.

The calculations in these subsections, based on the techniques from [Jon03], rely on knowing the cubic moments of the generators and the structure coefficients for the algebra generated by {A,B,f(n)}\{A,B,f^{(n)}\}. This requires a computer calculation, but it is no more difficult than multiplying some large matrices, with entries in a fixed number field, then taking a trace. These moments are given in Appendix B.

We perform three calculations to derive the jellyfish relations. In Subsection 3.1, we find those linear combinations of the quadratic tangles which lie in annular consequences of the generators. In Subsection 3.2, we express these quadratic tangles in the basis of annular consequences of our generators. Finally in Subsection 3.3, we invert the relations found in Subsection 3.2 to express the relevant annular consequences back in terms of the quadratic tangles.

Remark 3.1.

In Subsections 3.1 through 3.3, our formulas are for orthonormal sets of self-adjoint generators. However, the programs in the Mathematica notebook QuadraticTangles.nb are slightly more general and include the necessary correction factors allowing us to work with orthogonal generators with arbitrary norms as well.

In Subsection 3.4, we describe two ways that we verify our formulas. Since the computer is doing the arithmetic, we like to verify our calculations in as many ways that we can think of.

3.1. Identify quadratic tangles in annular consequences

Given our set of generators 𝔅={A,B}Pn,+{\mathfrak{B}}=\{A,B\}\subset P_{n,+}, we have the dual generators 𝔅ˇ={Aˇ,Bˇ}Pn,\check{{\mathfrak{B}}}=\{\check{A},\check{B}\}\subset P_{n,-}, and 𝔅{\mathfrak{B}} and 𝔅ˇ\check{{\mathfrak{B}}} each give 4 quadratic tangles:

{AA,AB,BA,BB}\displaystyle\{A\circ A,A\circ B,B\circ A,B\circ B\} Pn+1,+\displaystyle\subset P_{n+1,+}
and
{AˇAˇ,AˇBˇ,BˇAˇ,BˇBˇ}\displaystyle\{\check{A}\circ\check{A},\check{A}\circ\check{B},\check{B}\circ\check{A},\check{B}\circ\check{B}\} Pn+1,,\displaystyle\subset P_{n+1,-},

where

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Since we expect these generators to give a subfactor planar algebra with the principal graph being the underlying graph of the graph planar algebra in which they were found, we hope that some linear combinations of these quadratic tangles lie in the space \textgothA(A,B,)\textgoth{A}(A,B,\emptyset) of annular consequences of A,BA,B, and the empty diagram (the annular consequences of the empty diagram are the diagrams in Temperley-Lieb), and the same for the checked generators:

𝒬𝒯𝒜𝒞\displaystyle{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}} =\textgothA(A,B,)span({AA,AB,BA,BB})\displaystyle={\textgoth{A}}(A,B,\emptyset)\cap\operatorname{span}(\{A\circ A,A\circ B,B\circ A,B\circ B\})
𝒬𝒯𝒜𝒞\displaystyle{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee} =\textgothA(Aˇ,Bˇ,)span({AˇAˇ,AˇBˇ,BˇAˇ,BˇBˇ})\displaystyle={\textgoth{A}}(\check{A},\check{B},\emptyset)\cap\operatorname{span}(\{\check{A}\circ\check{A},\check{A}\circ\check{B},\check{B}\circ\check{A},\check{B}\circ\check{B}\})

(𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}} stands for “quadratic tangles in annular consequences”).

Remark 3.2.

In our notation \textgothA(A,B,)\textgoth{A}(A,B,\emptyset) includes Temperley-Lieb. When we refer to the annular consequences of A,BA,B only, we will call this space \textgothA(A,B){\textgoth{A}}(A,B) (which is what is referred to simply by \textgothA\textgoth{A} in [Jon03]).

Example 3.3.

Starting with our 22 generators found in the graph planar algebras of the 4442 or 3333 principal graphs, since 4442 and 3333 each have annular multiplicites 22*22, we hope that dim(𝒬𝒯𝒜𝒞)=dim(𝒬𝒯𝒜𝒞)=2\dim({\mathcal{QT}\hskip-3.61371pt\mathcal{AC}})=\dim({\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee})=2, i.e., the quadratic tangles are as linearly independent as possible.

Example 3.4.

Starting with our 22 generators found in the graph planar algebra of the 3311 principal graph, since 3311 has annular multiplicites 20*20, we hope that dim(𝒬𝒯𝒜𝒞)=dim(𝒬𝒯𝒜𝒞)=4\dim({\mathcal{QT}\hskip-3.61371pt\mathcal{AC}})=\dim({\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee})=4.

Example 3.5.

Starting with our 22 generators found in the graph planar algebra of the 2221 principal graph, since 2221 has annular multiplicites 21*21, we hope that dim(𝒬𝒯𝒜𝒞)=dim(𝒬𝒯𝒜𝒞)=3\dim({\mathcal{QT}\hskip-3.61371pt\mathcal{AC}})=\dim({\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee})=3.

We use formulas from [Jon03] to calculate bases for 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}} and 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee}. We first describe how to find a basis for 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}.

First, we calculate the 4×44\times 4 matrix of inner products modulo the annular consequences of A,BA,B:

([STP\textgothA(A,B)(ST)],PQ)(S,T),(P,Q)𝔅2.\left(\langle[S\circ T-P_{{\textgoth{A}}(A,B)}(S\circ T)],P\circ Q\rangle\right)_{(S,T),(P,Q)\in{\mathfrak{B}}^{2}}.

The inner products are given by the following formulas, where the second comes from Proposition 4.4.2 of [Jon03]:

ST,PQ\displaystyle\langle S\circ T,P\circ Q\rangle =1[n]Tr(QT)Tr(SP)\displaystyle=\frac{1}{[n]}\operatorname{Tr}(QT)\operatorname{Tr}(SP)
P\textgothA(A,B)ST,PQ\displaystyle\langle P_{{\textgoth{A}}(A,B)}S\circ T,P\circ Q\rangle =R𝔅1WR{(aRST¯aRPQ+σTσSσQ¯σPbRST¯bRPQ)(ωR1+[2n+2])\displaystyle=\sum_{R\in{\mathfrak{B}}}\frac{1}{W_{R}}\bigg{\{}\left(\overline{a_{R}^{ST}}a_{R}^{PQ}+\sigma_{T}\overline{\sigma_{S}\sigma_{Q}}\sigma_{P}\overline{b_{R}^{ST}}b_{R}^{PQ}\right)\left(\omega_{R}^{-1}+[2n+2]\right)
+(1)n+1σR(σQ¯σPaRST¯bRPQ+σTσS¯bRST¯aRPQ)(2ωR1[n+1])},\displaystyle+(-1)^{n+1}\sigma_{R}\left(\overline{\sigma_{Q}}\sigma_{P}\overline{a_{R}^{ST}}b_{R}^{PQ}+\sigma_{T}\overline{\sigma_{S}}\overline{b_{R}^{ST}}a_{R}^{PQ}\right)\left(2\omega_{R}^{-1}[n+1]\right)\bigg{\}},

where aRST=Tr(RST)a_{R}^{ST}=\operatorname{Tr}(RST), bRST=Tr(RˇSˇTˇ)b_{R}^{ST}=\operatorname{Tr}(\check{R}\check{S}\check{T}), and WR=q2n+2+q2n+2ωRωR1W_{R}=q^{2n+2}+q^{-2n+2}-\omega_{R}-\omega_{R}^{-1}. Here, q>1q>1 such that δ=[2]=q+q1\delta=[2]=q+q^{-1}.

Taking a basis for the nullspace of this matrix gives us a basis for 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}.

Remark 3.6.

To calculate a basis for 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee}, one passes to the dual planar algebra of the graph planar algebra (the same planar algebra, but with the shading reversed), and uses the same formulas above. This amounts to switching aRSTa_{R}^{ST} and bRSTb_{R}^{ST}, since SS and Sˇ\check{S} have the same chirality for each S𝔅S\in{\mathfrak{B}}.

3.2. Find the jellyfish matrices

Now we want to write each basis element of 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}} or 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee} as a linear combination of the i(R),i(Rˇ)\cup_{i}(R),\cup_{i}(\check{R})’s for R𝔅,Rˇ𝔅ˇR\in{\mathfrak{B}},\check{R}\in\check{{\mathfrak{B}}} respectively. We describe the process for the basis elements of 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}, and the checked versions are again computed by passing to the dual as in Remark 3.6. Using Proposition 4.4.1.i4.4.1.i in [Jon03], we have

(3.1) P\textgothA(A,B)(ST)=R𝔅σRnaRST^n+1(R)+σT1σSbRST^0(R).P_{{\textgoth{A}}(A,B)}(S\circ T)=\sum_{R\in\mathfrak{B}}\sigma_{R}^{n}a_{R}^{ST}\widehat{\cup}_{n+1}(R)+\sigma_{T}^{-1}\sigma_{S}b_{R}^{ST}\widehat{\cup}_{0}(R).

We can express ^n+1(R),^0(R)\widehat{\cup}_{n+1}(R),\widehat{\cup}_{0}(R) (in the dual annular basis) in terms of the annular basis i(R)\cup_{i}(R) for R𝔅R\in{\mathfrak{B}}, using the formulas from Proposition 4.2.9 of [Jon03]:

^0(R)\displaystyle\widehat{\cup}_{0}(R) =1WR([2n+2]0(R)+((σ)n+1+(σ)n1)[n+1]n+1(R)+X)\displaystyle=\frac{1}{W_{R}}\left([2n+2]\cup_{0}(R)+((-\sigma)^{n+1}+(-\sigma)^{-n-1})[n+1]\cup_{n+1}(R)+X\right)
^n+1(R)\displaystyle\widehat{\cup}_{n+1}(R) =1WR([2n+2]n+1(R)+((σ)n+1+(σ)n1)[n+1]0(R)+Y)\displaystyle=\frac{1}{W_{R}}\left([2n+2]\cup_{n+1}(R)+((-\sigma)^{n+1}+(-\sigma)^{-n-1})[n+1]\cup_{0}(R)+Y\right)

where X,Y\textgothA(R)¯=span{i(R)|i0,n+1}X,Y\in\overline{{\textgoth{A}}(R)}=\operatorname{span}\left\{\cup_{i}(R)\middle|i\neq 0,n+1\right\}.

Remark 3.7.

Our calculations, available bundled with the arXiv sources for this paper in the Mathematica notebook QuadraticTangles.nb, are slightly more complicated; we don’t actually use the formulas from Proposition 4.2.9 above, but instead directly compute the change of basis matrix from the dual annular basis to the annular basis as an extra check of these formulas. The change of basis matrix is computed as follows.

First, letting UU and U^\widehat{U} be the column vectors corresponding to the basis elements i(R)\cup_{i}(R) and ^i(R)\widehat{\cup}_{i}(R), there is some matrix VM2n+2()V\in M_{2n+2}(\mathbb{C}) such that VU=U^VU=\widehat{U}. From the formulas ^i(R),j(R)=δi,j\langle\widehat{\cup}_{i}(R),\cup_{j}(R)\rangle=\delta_{i,j} and

Wi,j=i(R),j(R)={δif i=jσR±1if j=i±10else,W_{i,j}=\langle\cup_{i}(R),\cup_{j}(R)\rangle=\begin{cases}\delta&\text{if }i=j\\ \sigma_{R}^{\pm 1}&\text{if }j=i\pm 1\\ 0&\text{else,}\end{cases}

we have V=W1¯V=\overline{W^{-1}} (remember that the inner product is linear on the right).

Putting it all together, we can express vv in our basis of 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}} as a linear combination of 0(A),0(B),n+1(A),n+1(B)\cup_{0}(A),\cup_{0}(B),\cup_{n+1}(A),\cup_{n+1}(B), plus another element in \textgothA(A,B,)¯=TLn+1,±span({i(R)|R𝔅 and i0,n+1})\overline{{\textgoth{A}}(A,B,\emptyset)}=TL_{n+1,\pm}\oplus\operatorname{span}(\left\{\cup_{i}(R)\middle|R\in{\mathfrak{B}}\text{ and }i\neq 0,n+1\right\}).

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{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{-17.97548pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}+Z,

where Z\textgothA(A,B,)¯Z\in\overline{{\textgoth{A}}(A,B,\emptyset)} and

Sn={Sif n is evenSˇif n is oddSˇn={Sˇif n is evenSif n is odd.S^{\vee n}=\begin{cases}S&\text{if $n$ is even}\\ \check{S}&\text{if $n$ is odd}\end{cases}\hskip 36.135pt\check{S}^{\vee n}=\begin{cases}\check{S}&\text{if $n$ is even}\\ S&\text{if $n$ is odd.}\end{cases}

Given such an equation, we can multiply by a Jones-Wenzl idempotent in two ways to find the following relations, from which we will derive the desired box jellyfish relations:

  1. (1)

    We can multiply by f(2n+2)f^{(2n+2)} on the bottom to isolate the 0(A),0(B)\cup_{0}(A),\cup_{0}(B):

    S,T𝔅γS,Tn1n+1n+1STf(2n+2)=μA2nAˇf(2n+2)+μB2nBˇf(2n+2)\sum_{S,T\in{\mathfrak{B}}}\gamma_{S,T}\leavevmode\hbox to88.2pt{\vbox to68.29pt{\pgfpicture\makeatletter\hbox{\qquad\lower-48.3696pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{19.91684pt}\pgfsys@lineto{68.28644pt}{19.91684pt}\pgfsys@lineto{68.28644pt}{-48.3696pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{} {}{} {}{}{}\pgfsys@moveto{0.0pt}{-56.90552pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@lineto{45.52458pt}{0.0pt}\pgfsys@lineto{45.52458pt}{-56.90552pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { 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} \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ 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{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{43.02458pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ 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}\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-48.3696pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-48.3696pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ 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}\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\check{A}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-15.8884pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-35.22049pt}{-35.04688pt}\pgfsys@invoke{ 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}{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-48.3696pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-48.3696pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ 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}\hbox{{$\check{B}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-15.8884pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-35.22049pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}

    as any cap on top of f(2n+2)f^{(2n+2)} gives zero.

  2. (2)

    We can bend f(2n+2)f^{(2n+2)} around the top to isolate the n+1(A),n+1(B)\cup_{n+1}(A),\cup_{n+1}(B):

    S,T𝔅γS,Tn1n+1n+1STf(2n+2)=νAnnf(2n+2)An+νBnnf(2n+2)Bn\sum_{S,T\in{\mathfrak{B}}}\gamma_{S,T}\leavevmode\hbox to130.88pt{\vbox to91.05pt{\pgfpicture\makeatletter\hbox{\hskip 45.52458pt\lower-45.52458pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-45.52458pt}{-45.52458pt}\pgfsys@lineto{-45.52458pt}{45.52458pt}\pgfsys@lineto{85.35828pt}{45.52458pt}\pgfsys@lineto{85.35828pt}{-45.52458pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{45.52458pt}{0.0pt}\pgfsys@lineto{45.52458pt}{-45.52458pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{-45.52458pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ } 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    which is equivalent to

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}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.16612pt}{-3.75891pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{${A}^{\vee n}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-15.8884pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-35.22049pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\;+\;\nu_{B}\leavevmode\hbox to67.41pt{\vbox to68.69pt{\pgfpicture\makeatletter\hbox{\hskip 38.5535pt\lower-48.5696pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-48.3696pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-48.3696pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.45952pt}{-3.75891pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{${B}^{\vee n}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-15.8884pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-35.22049pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\,.
Remark 3.8.

The second relation above is actually superfluous. It suffices to consider the relations above of the first type for both 𝔅{\mathfrak{B}} and 𝔅ˇ\check{{\mathfrak{B}}}. On the other hand, the computer is doing the arithmetic, so we prefer to get a nice consistency check on all our formulas with little extra work.

Notation 3.9.

For S,T𝔅,𝔅ˇS,T\in{\mathfrak{B}},\check{{\mathfrak{B}}}, we use the notation

j(S)=2nS,fj(S)=2nSf(2n+2), and f(ST)=n1n+1n+1STf(2n+2).j(S)=\leavevmode\hbox to40.23pt{\vbox to43.08pt{\pgfpicture\makeatletter\hbox{\hskip 20.11684pt\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-22.76228pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-22.76228pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}},\,f\cdot j(S)=\leavevmode\hbox to67.41pt{\vbox to68.69pt{\pgfpicture\makeatletter\hbox{\hskip 38.5535pt\lower-48.5696pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{0.0pt}\pgfsys@curveto{-19.91684pt}{10.99995pt}{-10.99986pt}{19.91693pt}{0.00009pt}{19.91693pt}\pgfsys@curveto{11.00005pt}{19.91693pt}{19.91702pt}{10.99995pt}{19.91702pt}{0.0pt}\pgfsys@lineto{19.91684pt}{-48.3696pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{-48.3696pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.22574pt}{-19.32738pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$2n$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-9.61319pt}{-16.55276pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-22.76228pt}\pgfsys@lineto{28.45276pt}{-42.67914pt}\pgfsys@lineto{-28.45276pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-15.8884pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-35.22049pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}},\text{ and }f(S\circ T)=\leavevmode\hbox to88.2pt{\vbox to68.29pt{\pgfpicture\makeatletter\hbox{\qquad\lower-48.3696pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-19.91684pt}{-48.3696pt}\pgfsys@lineto{-19.91684pt}{19.91684pt}\pgfsys@lineto{68.28644pt}{19.91684pt}\pgfsys@lineto{68.28644pt}{-48.3696pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{} {}{} {}{}{}\pgfsys@moveto{0.0pt}{-56.90552pt}\pgfsys@lineto{0.0pt}{0.0pt}\pgfsys@lineto{45.52458pt}{0.0pt}\pgfsys@lineto{45.52458pt}{-56.90552pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{14.72816pt}{2.01218pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n-1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.62457pt}{-18.9107pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n+1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{47.14917pt}{-18.9107pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n+1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{11.38092pt}{0.0pt}\pgfsys@curveto{11.38092pt}{6.28558pt}{6.28558pt}{11.38092pt}{0.0pt}{11.38092pt}\pgfsys@curveto{-6.28558pt}{11.38092pt}{-11.38092pt}{6.28558pt}{-11.38092pt}{0.0pt}\pgfsys@curveto{-11.38092pt}{-6.28558pt}{-6.28558pt}{-11.38092pt}{0.0pt}{-11.38092pt}\pgfsys@curveto{6.28558pt}{-11.38092pt}{11.38092pt}{-6.28558pt}{11.38092pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-3.35416pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$S$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{}{{{}}{}{}{}{}{}{}{}{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{45.52458pt}{0.0pt}\pgfsys@moveto{56.9055pt}{0.0pt}\pgfsys@curveto{56.9055pt}{6.28558pt}{51.81017pt}{11.38092pt}{45.52458pt}{11.38092pt}\pgfsys@curveto{39.239pt}{11.38092pt}{34.14366pt}{6.28558pt}{34.14366pt}{0.0pt}\pgfsys@curveto{34.14366pt}{-6.28558pt}{39.239pt}{-11.38092pt}{45.52458pt}{-11.38092pt}\pgfsys@curveto{51.81017pt}{-11.38092pt}{56.9055pt}{-6.28558pt}{56.9055pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{45.52458pt}{0.0pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{41.90826pt}{-3.41666pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$T$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{43.02458pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-2.5pt}{13.32271pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-11.38092pt}{-42.67914pt}\pgfsys@lineto{-11.38092pt}{-22.76228pt}\pgfsys@lineto{56.90552pt}{-22.76228pt}\pgfsys@lineto{56.90552pt}{-42.67914pt}\pgfsys@lineto{-11.38092pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{6.87389pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-18.1491pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}.
Definition 3.10.

Suppose {v1,,vk}𝒬𝒯𝒜𝒞,{vˇ1,,vˇk}𝒬𝒯𝒜𝒞\{v_{1},\dots,v_{k}\}\subset{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}},\{\check{v}_{1},\dots,\check{v}_{k}\}\subset{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee} are bases (in our examples, 2k42\leq k\leq 4). First, we use the above method to calculate coefficients μAi,μBi,μˇAi,μˇBi\mu_{A}^{i},\mu_{B}^{i},\check{\mu}_{A}^{i},\check{\mu}_{B}^{i} so that

vi\displaystyle v_{i} =S,T𝔅γS,Tif(ST)=μAi[fj(Aˇ)]+μBi[fj(Bˇ)] and\displaystyle=\sum_{S,T\in{\mathfrak{B}}}\gamma_{S,T}^{i}f(S\circ T)=\mu_{A}^{i}[f\cdot j(\check{A})]+\mu_{B}^{i}[f\cdot j(\check{B})]\text{ and}
vˇi\displaystyle\check{v}_{i} =Sˇ,Tˇ𝔅ˇγˇS,Tif(SˇTˇ)=μˇAi[fj(A)]+μˇBi[fj(B)].\displaystyle=\sum_{\check{S},\check{T}\in\check{{\mathfrak{B}}}}\check{\gamma}_{{S},{T}}^{i}f(\check{S}\circ\check{T})=\check{\mu}_{A}^{i}[f\cdot j(A)]+\check{\mu}_{B}^{i}[f\cdot j({B})].

The jellyfish matrices are the matrices J,JˇJ,\check{J} whose ii-th rows are (μAiμBi)\begin{pmatrix}\mu_{A}^{i}&\mu_{B}^{i}\end{pmatrix}, (μˇAiμˇBi)\begin{pmatrix}\check{\mu}_{A}^{i}&\check{\mu}_{B}^{i}\end{pmatrix} respectively.
The quadratic tangles matrices are the matrices K,KˇK,\check{K} whose ii-th rows are (γA,AiγA,Bi,γB,Ai,γB,Bi)\begin{pmatrix}\gamma_{A,A}^{i}&\gamma_{A,B}^{i},\gamma_{B,A}^{i},\gamma_{B,B}^{i}\end{pmatrix}, (γˇA,AiγˇA,Bi,γˇB,Ai,γˇB,Bi)\begin{pmatrix}\check{\gamma}_{A,A}^{i}&\check{\gamma}_{A,B}^{i},\check{\gamma}_{B,A}^{i},\check{\gamma}_{B,B}^{i}\end{pmatrix} respectively.
Note that

K(f(AA)f(AB)f(BA)f(BB))=J(fj(Aˇ)fj(Bˇ)),K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}=J\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix},

and similarly for the checked version.

3.3. Invert the jellyfish matrices to get box jellyfish relations

Given the jellyfish matrices J,JˇJ,\check{J}, we check if they have rank 2. If they do (and we know they should by [BP12]), then we find a left inverse by the formula

JL=(JJ)1JJ^{L}=(J^{*}J)^{-1}J^{*}

(and similarly for Jˇ\check{J}), since JJM2()J^{*}J\in M_{2}(\mathbb{C}) has rank 22. We then use JL,JˇLJ^{L},\check{J}^{L} to get the box jellyfish relations

(fj(Aˇ)fj(Bˇ))=JLK(f(AA)f(AB)f(BA)f(BB))\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}=J^{L}K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}

which express fj(Aˇ),fj(Bˇ)f\cdot j(\check{A}),f\cdot j(\check{B}) as linear combinations of quadratic tangles, and similarly for the checked versions.

3.4. Checking our formulas

As emphasized in Remarks 3.7 and 3.8, since the computer is doing the arithmetic, we like to check our formulas in as many ways as we can think of. We perform two extra checks of the formulas obtained from the above calculations.

  1. (1)

    Given our set of generators 𝔅{\mathfrak{B}} in the graph planar algebra, we can compute the annular bases for \textgothA(A){\textgoth{A}}(A), \textgothA(B){\textgoth{A}}(B) and the quadratic tangles STS\circ T for S,T𝔅S,T\in{\mathfrak{B}} directly from the graph planar algebra. We can then use numerical linear algebra to compute an approximate basis for 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}, and we can compare these results with those obtained in Subsection 3.1. We do a similar check for 𝔅ˇ\check{{\mathfrak{B}}} and 𝒬𝒯𝒜𝒞{\mathcal{QT}\hskip-3.61371pt\mathcal{AC}}^{\vee}.

    Similarly, we can compute numerical approximations for the coefficients of the quadratic tangles in annular consequences with respect to the annular basis directly in the graph planar algebra. We compare these numbers with those computed from Equation (3.1) using Remark 3.7.

    Finally, we can numerically find the jellyfish formulas JLK,JˇLKˇJ^{L}K,\check{J}^{L}\check{K} directly from the generators in the graph planar algebra and compare them with the JLK,JˇLKˇJ^{L}K,\check{J}^{L}\check{K} computed in Subsection 3.2.

    All of these checks are carried out in QuadraticTangles.nb, in the “QT Direct” sections for the graphs 3333, 3311, and 2221.

  2. (2)

    It would be beneficial to check the actual jellyfish formulas directly in the graph planar algebra. Since the Jones-Wenzl idempotent, written in the graph planar algebra, is expensive to compute, this is only feasible for the smallest graph 2221, and even then, we need a clever trick introduced in [BMPS12] by Stephen Bigelow. First, note that

    n1n+1n+1f(n+1)f(2n+2)=0,\leavevmode\hbox to88.2pt{\vbox to65.44pt{\pgfpicture\makeatletter\hbox{\qquad\lower-51.21504pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{} {}{} {}{}\pgfsys@moveto{-19.91684pt}{-51.21504pt}\pgfsys@lineto{-19.91684pt}{14.22638pt}\pgfsys@lineto{68.28644pt}{14.22638pt}\pgfsys@lineto{68.28644pt}{-51.21504pt}\pgfsys@clipnext\pgfsys@discardpath\pgfsys@invoke{ }{}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{-56.90552pt}\pgfsys@lineto{0.0pt}{-14.22638pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{0.0pt}{-14.22638pt}\pgfsys@curveto{0.0pt}{-1.655pt}{10.19083pt}{8.53583pt}{22.7622pt}{8.53583pt}\pgfsys@curveto{35.33359pt}{8.53583pt}{45.52441pt}{-1.655pt}{45.52441pt}{-14.22638pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{45.52458pt}{-56.90552pt}\pgfsys@lineto{45.52458pt}{-14.22638pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{14.72816pt}{2.01218pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n-1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{1.62457pt}{-18.9107pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n+1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{47.14917pt}{-18.9107pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{{\scriptsize{$n+1$}}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{5.69046pt}{-11.38092pt}\pgfsys@lineto{5.69046pt}{11.38092pt}\pgfsys@lineto{39.83368pt}{11.38092pt}\pgfsys@lineto{39.83368pt}{-11.38092pt}\pgfsys@lineto{5.69046pt}{-11.38092pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{8.86696pt}{-3.46724pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(n+1)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{} {}{} {}{} {}{}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@setlinewidth{0.8pt}\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{1,1,1}\pgfsys@color@gray@fill{1}\pgfsys@invoke{ }{}\pgfsys@moveto{-11.38092pt}{-42.67914pt}\pgfsys@lineto{-11.38092pt}{-22.76228pt}\pgfsys@lineto{56.90552pt}{-22.76228pt}\pgfsys@lineto{56.90552pt}{-42.67914pt}\pgfsys@lineto{-11.38092pt}{-42.67914pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{6.87389pt}{-36.18773pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-18.1491pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-1.07729pt}{7.63225pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}=0,

    which implies that for S,T𝔅S,T\in{\mathfrak{B}} and all γ\gamma,

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    Note that STTr(ST)[n+1]2f(n)ST-\frac{\operatorname{Tr}(ST)}{[n+1]^{2}}f^{(n)} is uncappable as it lies in span{A,B}\operatorname{span}\{A,B\}. Hence applying any two caps which do not enclose \star to STTr(ST)[n+1][n+2]f(n+1)S\circ T-\frac{\operatorname{Tr}(ST)}{[n+1][n+2]}f^{(n+1)} gives zero, and therefore f(ST)f(S\circ T) is equal to

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}{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{6.87389pt}{-35.7294pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$f^{(2n+2)}_{1-cup}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-18.1491pt}{-35.04688pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\star$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { 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    where f1cup(2n+2)f^{(2n+2)}_{1-cup} is the sum of all terms in the Jones-Wenzl f(2n+2)f^{(2n+2)} with exactly one cup on the top and one cup on the bottom. A formula for the 1-cup Jones-Wenzl in terms of Temperley-Lieb diagrams can be deduced easily from [Rez07, Mor]:

    f1cup(k)\displaystyle f^{(k)}_{1-cup} =a=0k2[a+1][ka1][k]a\displaystyle=-\sum_{a=0}^{k-2}\frac{[a+1][k-a-1]}{[k]}\leavevmode\hbox to53.8pt{\vbox to45.92pt{\pgfpicture\makeatletter\hbox{\>\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{-22.76228pt}\pgfsys@lineto{0.0pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{4.48819pt}{-1.75pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{\scriptsize{$\cdots$}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{}{}\pgfsys@moveto{14.22638pt}{-22.76228pt}\pgfsys@lineto{14.22638pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}} {{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{19.91684pt}{22.76228pt}\pgfsys@curveto{19.91684pt}{19.61945pt}{22.46455pt}{17.07173pt}{25.60739pt}{17.07173pt}\pgfsys@curveto{28.75023pt}{17.07173pt}{31.29794pt}{19.61945pt}{31.29794pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}}{{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{19.91684pt}{-22.76228pt}\pgfsys@curveto{19.91684pt}{-19.61945pt}{22.46455pt}{-17.07173pt}{25.60739pt}{-17.07173pt}\pgfsys@curveto{28.75023pt}{-17.07173pt}{31.29794pt}{-19.61945pt}{31.29794pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{36.98866pt}{-22.76228pt}\pgfsys@lineto{36.98866pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{41.47685pt}{-1.75pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{\scriptsize{$\cdots$}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{}{}\pgfsys@moveto{51.21504pt}{-22.76228pt}\pgfsys@lineto{51.21504pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{0.94437pt}{-13.88092pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\underbrace{}_{a}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}
    +\displaystyle+ a+b+c=k2c>0(1)c+1[a+1][b+1][k](abc+abc).\displaystyle\sum_{\begin{subarray}{c}a+b+c=k-2\\ c>0\end{subarray}}(-1)^{c+1}\frac{[a+1][b+1]}{[k]}\left(\leavevmode\hbox to75.5pt{\vbox to45.92pt{\pgfpicture\makeatletter\hbox{\>\lower-22.96228pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{0.0pt}{-22.76228pt}\pgfsys@lineto{0.0pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{4.48819pt}{-1.75pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ 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\pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{}{}\pgfsys@moveto{34.14322pt}{22.76228pt}\pgfsys@lineto{51.21504pt}{-22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{}{{{{}{}{}{}}} {{}{}{}{}}}{} {} {}{}{}\pgfsys@moveto{39.83368pt}{22.76228pt}\pgfsys@curveto{39.83368pt}{19.61945pt}{42.3814pt}{17.07173pt}{45.52423pt}{17.07173pt}\pgfsys@curveto{48.66707pt}{17.07173pt}{51.21478pt}{19.61945pt}{51.21478pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {}{{}}{} {}{}{}\pgfsys@moveto{56.90552pt}{-22.76228pt}\pgfsys@lineto{56.90552pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{61.3937pt}{-1.75pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{\scriptsize{$\cdots$}}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {}{{}}{} {}{}{}\pgfsys@moveto{71.1319pt}{-22.76228pt}\pgfsys@lineto{71.1319pt}{22.76228pt}\pgfsys@stroke\pgfsys@invoke{ } {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{0.94437pt}{-13.88092pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\underbrace{}_{a}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{58.26038pt}{-13.88092pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\underbrace{}_{b}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} {{}}\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{32.62453pt}{-13.88092pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$\underbrace{}_{c}$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}\right).

    Note that the number of terms in the 1-cup Jones-Wenzl grows linearly, whereas the number of terms in the Jones-Wenzl idempotent, given by Catalan numbers, grows exponentially.

    Using this trick, we numerically check the jellyfish formulas calculated in Section 4.4 in the graph planar algebra of 2221.

4. Generators and relations

We now have a subsection for each of our subfactor planar algebras. The three lemmas in each section show the results of the calculations described above. The proofs are simply substituting the appropriate quantities (moments, chiralities, etc.) into the formulas above. You can verify all these calculations using the Mathematica notebooks included with the arXiv sources of this paper.

Throughout, the notation λan,,a0(z)\lambda_{a_{n},\ldots,a_{0}}^{(z)} denotes the root of the polynomial iaixi\sum_{i}a_{i}x^{i} which is closest to the approximate real number zz. (The digits of precision of zz are in each case chosen so that this unambiguously identifies the root.) Thus for example λ1024,0,864,0,81(0.3278)\lambda^{(0.3278)}_{1024,0,-864,0,81} denotes the root of 1024x4864x2+811024x^{4}-864x^{2}+81 which is closest to 0.32780.3278.

In this section, A,BA,B denote the specific generators denoted by A,BA,B given in the appendix for each respective graph.

Lemma 4.1.

For each of the graphs Γ=4442,3333,3311\Gamma=4442,3333,3311 or 22212221, the elements A,BA,B and f(n)f^{(n)} in the (n,+)(n,+)-box space of the graph planar algebra are closed under multiplication, and their structure coefficients

ST=αS,TAA+αS,TBB+αS,Tff(n)ST=\alpha_{S,T}^{A}A+\alpha_{S,T}^{B}B+\alpha_{S,T}^{f}f^{(n)}

are given the following ratio of moments:

αS,TR=Tr(STR)Tr(R2).\alpha_{S,T}^{R}=\frac{\operatorname{Tr}(STR)}{\operatorname{Tr}(R^{2})}.

A similar result holds for the elements Aˇ,Bˇ\check{A},\check{B} and f(n)f^{(n)} in the (n,)(n,-)-box space.

Proof.

The program VerifyClosedUnderMultiplication in the Mathematica notebook QuadraticTangles.nb verifies that the algebra generated by the set {f(n),A,B}\{f^{(n)},A,B\} is closed under multiplication directly in the graph planar algebra. Once we know this, the formula claimed for the structure coefficients follows by taking inner products. ∎

4.1. 4442

Lemma 4.2.

The linear combinations

K(AAABBABB) and Kˇ(AˇAˇAˇBˇBˇAˇBˇBˇ)K\begin{pmatrix}A\circ A\\ A\circ B\\ B\circ A\\ B\circ B\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}\check{A}\circ\check{A}\\ \check{A}\circ\check{B}\\ \check{B}\circ\check{A}\\ \check{B}\circ\check{B}\end{pmatrix}

lie in annular consequences, where

K\displaystyle K =(100101λ1,1,1,1,1(0.809+0.588i)0)\displaystyle=\begin{pmatrix}1&0&0&-1\\[6.0pt] 0&1&\lambda_{1,-1,1,-1,1}^{(0.809+0.588i)}&0\end{pmatrix}
and
Kˇ\displaystyle\check{K} =(100101λ1,1,1,1,1(0.809+0.588i)0).\displaystyle=\begin{pmatrix}1&0&0&-1\\[6.0pt] 0&1&\lambda_{1,-1,1,-1,1}^{(0.809+0.588i)}&0\end{pmatrix}.
Lemma 4.3.

In particular, we have

K(f(AA)f(AB)f(BA)f(BB))=J(fj(Aˇ)fj(Bˇ)) and Kˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))=Jˇ(fj(A)fj(B)),K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}=J\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}=\check{J}\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix},

where

J\displaystyle J =(λ109,0,5770,0,25(7.275)λ109,0,5770,0,25(7.275)λ11881,0,966285,0,30007665,0,1366875,0,164025(6.745+2.191i)λ11881,0,966285,0,30007665,0,1366875,0,164025(6.745+2.191i))\displaystyle=\begin{pmatrix}\lambda_{109,0,-5770,0,25}^{(7.275)}&\lambda_{109,0,-5770,0,25}^{(-7.275)}\\[6.0pt] \lambda_{\begin{subarray}{l}11881,\\ 0,\\ -966285,\\ 0,\\ 30007665,\\ 0,\\ 1366875,\\ 0,\\ 164025\\ \mbox{}\end{subarray}}^{(6.745+2.191i)}&\lambda_{\begin{subarray}{l}11881,\\ 0,\\ -966285,\\ 0,\\ 30007665,\\ 0,\\ 1366875,\\ 0,\\ 164025\\ \mbox{}\end{subarray}}^{(6.745+2.191i)}\end{pmatrix}
and
Jˇ\displaystyle\check{J} =(λ109,0,5770,0,25(7.275)λ109,0,5770,0,25(7.275)λ11881,0,966285,0,30007665,0,1366875,0,164025(6.745+2.191i)λ11881,0,966285,0,30007665,0,1366875,0,164025(6.745+2.191i)).\displaystyle=\begin{pmatrix}\lambda_{109,0,-5770,0,25}^{(7.275)}&\lambda_{109,0,-5770,0,25}^{(-7.275)}\\[6.0pt] \lambda_{\begin{subarray}{l}11881,\\ 0,\\ -966285,\\ 0,\\ 30007665,\\ 0,\\ 1366875,\\ 0,\\ 164025\\ \mbox{}\end{subarray}}^{(6.745+2.191i)}&\lambda_{\begin{subarray}{l}11881,\\ 0,\\ -966285,\\ 0,\\ 30007665,\\ 0,\\ 1366875,\\ 0,\\ 164025\\ \mbox{}\end{subarray}}^{(6.745+2.191i)}\end{pmatrix}.
Lemma 4.4.

The elements AA and BB satisfy the box jellyfish relations

(fj(Aˇ)fj(Bˇ))=JLK(f(AA)f(AB)f(BA)f(BB)) and (fj(A)fj(B))=JˇLKˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}=J^{L}K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}\text{ and }\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix}=\check{J}^{L}\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}

where

JLK\displaystyle J^{L}K =(λ400,0,23080,0,109(0.06872)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.0670540.021787i)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.067054+0.021787i)λ400,0,23080,0,109(0.06872)λ400,0,23080,0,109(0.06872)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.0670540.021787i)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.067054+0.021787i)λ400,0,23080,0,109(0.06872))\displaystyle=\begin{pmatrix}\lambda_{400,0,-23080,0,109}^{(0.06872)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054-0.021787i)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054+0.021787i)}&\lambda_{400,0,-23080,0,109}^{(-0.06872)}\\[6.0pt] \lambda_{400,0,-23080,0,109}^{(-0.06872)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054-0.021787i)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054+0.021787i)}&\lambda_{400,0,-23080,0,109}^{(0.06872)}\end{pmatrix}
and
JˇLKˇ\displaystyle\check{J}^{L}\check{K} =(λ400,0,23080,0,109(0.06872)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.0670540.021787i)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.067054+0.021787i)λ400,0,23080,0,109(0.06872)λ400,0,23080,0,109(0.06872)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.0670540.021787i)λ41990400,0,87480000,0,480122640,0,3865140,0,11881(0.067054+0.021787i)λ400,0,23080,0,109(0.06872)).\displaystyle=\begin{pmatrix}\lambda_{400,0,-23080,0,109}^{(0.06872)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054-0.021787i)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054+0.021787i)}&\lambda_{400,0,-23080,0,109}^{(-0.06872)}\\[6.0pt] \lambda_{400,0,-23080,0,109}^{(-0.06872)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054-0.021787i)}&\lambda_{\begin{subarray}{l}41990400,\\ 0,\\ 87480000,\\ 0,\\ 480122640,\\ 0,\\ -3865140,\\ 0,\\ 11881\\ \mbox{}\end{subarray}}^{(0.067054+0.021787i)}&\lambda_{400,0,-23080,0,109}^{(0.06872)}\end{pmatrix}.

4.2. 3333

Lemma 4.5.

The linear combinations

K(AAABBABB) and Kˇ(AˇAˇAˇBˇBˇAˇBˇBˇ)K\begin{pmatrix}A\circ A\\ A\circ B\\ B\circ A\\ B\circ B\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}\check{A}\circ\check{A}\\ \check{A}\circ\check{B}\\ \check{B}\circ\check{A}\\ \check{B}\circ\check{B}\end{pmatrix}

lie in annular consequences, where

K\displaystyle K =(10016(35)0110)\displaystyle=\begin{pmatrix}1&0&0&\frac{1}{6}\left(-3-\sqrt{5}\right)\\ 0&1&1&0\end{pmatrix}
and
Kˇ\displaystyle\check{K} =(10016(35)0110).\displaystyle=\begin{pmatrix}1&0&0&\frac{1}{6}\left(-3-\sqrt{5}\right)\\ 0&1&1&0\end{pmatrix}.
Lemma 4.6.

In particular, we have

K(f(AA)f(AB)f(BA)f(BB))=J(fj(Aˇ)fj(Bˇ)) and Kˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))=Jˇ(fj(A)fj(B)),K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}=J\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}=\check{J}\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix},

where

J\displaystyle J =(18(51)14(25)18(335)18(15))\displaystyle=\begin{pmatrix}\frac{1}{8}\left(\sqrt{5}-1\right)&\frac{1}{4}\left(-2-\sqrt{5}\right)\\ \frac{1}{8}\left(-3-3\sqrt{5}\right)&\frac{1}{8}\left(1-\sqrt{5}\right)\end{pmatrix}
and
Jˇ\displaystyle\check{J} =(λ1024,0,1344,0,121(1.102)λ1024,0,96,0,1(0.2860)λ1024,0,864,0,81(0.3278)λ1024,0,1344,0,121(1.102)).\displaystyle=\begin{pmatrix}\lambda_{1024,0,-1344,0,121}^{(-1.102)}&\lambda_{1024,0,-96,0,1}^{(-0.2860)}\\ \lambda_{1024,0,-864,0,81}^{(-0.3278)}&\lambda_{1024,0,-1344,0,121}^{(1.102)}\end{pmatrix}.
Lemma 4.7.

The elements AA and BB satisfy the box jellyfish relations

(fj(Aˇ)fj(Bˇ))=JLK(f(AA)f(AB)f(BA)f(BB)) and (fj(A)fj(B))=JˇLKˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}=J^{L}K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}\text{ and }\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix}=\check{J}^{L}\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}

where

JLK\displaystyle J^{L}K =(12(52)14(15)14(15)112(15)14(335)12(25)12(25)14(1+5))\displaystyle=\begin{pmatrix}\frac{1}{2}\left(\sqrt{5}-2\right)&\frac{1}{4}\left(-1-\sqrt{5}\right)&\frac{1}{4}\left(-1-\sqrt{5}\right)&\frac{1}{12}\left(1-\sqrt{5}\right)\\ \frac{1}{4}\left(3-3\sqrt{5}\right)&\frac{1}{2}\left(2-\sqrt{5}\right)&\frac{1}{2}\left(2-\sqrt{5}\right)&\frac{1}{4}\left(1+\sqrt{5}\right)\end{pmatrix}
and
JˇLKˇ\displaystyle\check{J}^{L}\check{K} =(λ64,0,216,0,121(0.8422)λ64,0,24,0,1(0.2185)λ64,0,24,0,1(0.2185)λ5184,0,3024,0,121(0.7349)λ64,0,1296,0,81(0.2504)λ64,0,216,0,121(0.8422)λ64,0,216,0,121(0.8422)λ64,0,24,0,1(0.2185)).\displaystyle=\begin{pmatrix}\lambda_{64,0,-216,0,121}^{(-0.8422)}&\lambda_{64,0,-24,0,1}^{(-0.2185)}&\lambda_{64,0,-24,0,1}^{(-0.2185)}&\lambda_{5184,0,-3024,0,121}^{(0.7349)}\\ \lambda_{64,0,-1296,0,81}^{(-0.2504)}&\lambda_{64,0,-216,0,121}^{(0.8422)}&\lambda_{64,0,-216,0,121}^{(0.8422)}&\lambda_{64,0,-24,0,1}^{(0.2185)}\end{pmatrix}.

4.3. 3311

Lemma 4.8.

The linear combinations

K(AAABBABB) and Kˇ(AˇAˇAˇBˇBˇAˇBˇBˇ)K\begin{pmatrix}A\circ A\\ A\circ B\\ B\circ A\\ B\circ B\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}\check{A}\circ\check{A}\\ \check{A}\circ\check{B}\\ \check{B}\circ\check{A}\\ \check{B}\circ\check{B}\end{pmatrix}

lie in annular consequences, where

K\displaystyle K =(1000010000100001)\displaystyle=\begin{pmatrix}1&0&0&0\\[6.0pt] 0&1&0&0\\[6.0pt] 0&0&1&0\\[6.0pt] 0&0&0&1\end{pmatrix}
and
Kˇ\displaystyle\check{K} =(1000010000100001).\displaystyle=\begin{pmatrix}1&0&0&0\\[6.0pt] 0&1&0&0\\[6.0pt] 0&0&1&0\\[6.0pt] 0&0&0&1\end{pmatrix}.
Lemma 4.9.

In particular, we have

K(f(AA)f(AB)f(BA)f(BB))=J(fj(Aˇ)fj(Bˇ)) and Kˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))=Jˇ(fj(A)fj(B)),K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}=J\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}=\check{J}\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix},

where

J\displaystyle J =(0133(733)λ144,0,312,0,121(0.7113i)16(13)λ144,0,312,0,121(0.7113i)16(13)0112(739))\displaystyle=\begin{pmatrix}0&\frac{1}{33}\left(-7-3\sqrt{3}\right)\\[6.0pt] \lambda_{144,0,312,0,121}^{(-0.7113i)}&\frac{1}{6}\left(1-\sqrt{3}\right)\\[6.0pt] \lambda_{144,0,312,0,121}^{(0.7113i)}&\frac{1}{6}\left(1-\sqrt{3}\right)\\[6.0pt] 0&\frac{1}{12}\left(7\sqrt{3}-9\right)\end{pmatrix}
and
Jˇ\displaystyle\check{J} =(λ7776,0,3672,0,121(0.1888)λ58806,0,486,0,1(0.0621864)λ1536,0,1632,0,121(0.2832i)λ864,0,216,0,1(0.4953i)λ1536,0,1632,0,121(0.2832i)λ864,0,216,0,1(0.4953i)λ24576,0,2414976,0,1771561(0.860)λ1536,0,1632,0,121(0.2832)).\displaystyle=\begin{pmatrix}\lambda_{7776,0,-3672,0,121}^{(-0.1888)}&\lambda_{58806,0,-486,0,1}^{(-0.0621864)}\\[6.0pt] \lambda_{1536,0,1632,0,121}^{(-0.2832i)}&\lambda_{864,0,216,0,1}^{(0.4953i)}\\[6.0pt] \lambda_{1536,0,1632,0,121}^{(0.2832i)}&\lambda_{864,0,216,0,1}^{(-0.4953i)}\\[6.0pt] \lambda_{24576,0,-2414976,0,1771561}^{(0.860)}&\lambda_{1536,0,-1632,0,121}^{(0.2832)}\end{pmatrix}.
Lemma 4.10.

The elements AA and BB satisfy the box jellyfish relations

(fj(Aˇ)fj(Bˇ))=JLK(f(AA)f(AB)f(BA)f(BB)) and (fj(A)fj(B))=JˇLKˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}=J^{L}K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}\text{ and }\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix}=\check{J}^{L}\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}

where

JLK\displaystyle J^{L}K =(0λ121,0,78,0,9(0.7029i)λ121,0,78,0,9(0.7029i)0137208776723172163337083233231721633370832332317216352626+801423172163)\displaystyle=\begin{pmatrix}0&\lambda_{121,0,78,0,9}^{(0.7029i)}&\lambda_{121,0,78,0,9}^{(-0.7029i)}&0\\[6.0pt] \frac{-137208-77672\sqrt{3}}{172163}&\frac{-33708-32332\sqrt{3}}{172163}&\frac{-33708-32332\sqrt{3}}{172163}&\frac{52626+80142\sqrt{3}}{172163}\end{pmatrix}
and
JˇLKˇ\displaystyle\check{J}^{L}\check{K} =(λ1559184260929,0,65569974336,0,497664(0.205052)λ3872,0,648,0,27(0.27984i)λ3872,0,648,0,27(0.27984i)λ1559184260929,0,1362157739172,0,2305430424(0.93378)λ1559184260929,0,23898282768,0,33872256(0.11725)λ512,0,4896,0,3267(0.850i)λ512,0,4896,0,3267(0.850i)λ3118368521858,0,1989820501362,0,313826716467(0.53393)).\displaystyle=\begin{pmatrix}\lambda_{\begin{subarray}{l}1559184260929,\\ 0,\\ -65569974336,\\ 0,\\ 497664\\ \mbox{}\end{subarray}}^{(-0.205052)}&\lambda_{3872,0,648,0,27}^{(0.27984i)}&\lambda_{3872,0,648,0,27}^{(-0.27984i)}&\lambda_{\begin{subarray}{l}1559184260929,\\ 0,\\ -1362157739172,\\ 0,\\ 2305430424\\ \mbox{}\end{subarray}}^{(0.93378)}\\[6.0pt] \lambda_{\begin{subarray}{l}1559184260929,\\ 0,\\ -23898282768,\\ 0,\\ 33872256\\ \mbox{}\end{subarray}}^{(-0.11725)}&\lambda_{512,0,4896,0,3267}^{(-0.850i)}&\lambda_{512,0,4896,0,3267}^{(0.850i)}&\lambda_{\begin{subarray}{l}3118368521858,\\ 0,\\ -1989820501362,\\ 0,\\ 313826716467\\ \mbox{}\end{subarray}}^{(0.53393)}\end{pmatrix}.

4.4. 2221

Lemma 4.11.

The linear combinations

K(AAABBABB) and Kˇ(AˇAˇAˇBˇBˇAˇBˇBˇ)K\begin{pmatrix}A\circ A\\ A\circ B\\ B\circ A\\ B\circ B\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}\check{A}\circ\check{A}\\ \check{A}\circ\check{B}\\ \check{B}\circ\check{A}\\ \check{B}\circ\check{B}\end{pmatrix}

lie in annular consequences, where

K\displaystyle K =(100150(23721)010λ625,0,2300,0,10464,0,7360,0,6400(1.0501.818i)001λ625,0,2300,0,10464,0,7360,0,6400(1.050+1.818i))\displaystyle=\begin{pmatrix}1&0&0&\frac{1}{50}\left(-23-7\sqrt{21}\right)\\[6.0pt] 0&1&0&\lambda_{\begin{subarray}{l}625,\\ 0,\\ 2300,\\ 0,\\ 10464,\\ 0,\\ -7360,\\ 0,\\ 6400\\ \mbox{}\end{subarray}}^{(1.050-1.818i)}\\[6.0pt] 0&0&1&\lambda_{\begin{subarray}{l}625,\\ 0,\\ 2300,\\ 0,\\ 10464,\\ 0,\\ -7360,\\ 0,\\ 6400\\ \mbox{}\end{subarray}}^{(1.050+1.818i)}\end{pmatrix}
and
Kˇ\displaystyle\check{K} =(100150(23721)010λ625,0,2300,0,10464,0,7360,0,6400(1.0501.818i)001λ625,0,2300,0,10464,0,7360,0,6400(1.050+1.818i)).\displaystyle=\begin{pmatrix}1&0&0&\frac{1}{50}\left(-23-7\sqrt{21}\right)\\[6.0pt] 0&1&0&\lambda_{\begin{subarray}{l}625,\\ 0,\\ 2300,\\ 0,\\ 10464,\\ 0,\\ -7360,\\ 0,\\ 6400\\ \mbox{}\end{subarray}}^{(1.050-1.818i)}\\[6.0pt] 0&0&1&\lambda_{\begin{subarray}{l}625,\\ 0,\\ 2300,\\ 0,\\ 10464,\\ 0,\\ -7360,\\ 0,\\ 6400\\ \mbox{}\end{subarray}}^{(1.050+1.818i)}\end{pmatrix}.
Lemma 4.12.

In particular, we have

K(f(AA)f(AB)f(BA)f(BB))=J(fj(Aˇ)fj(Bˇ)) and Kˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))=Jˇ(fj(A)fj(B)),K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}=J\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}\text{ and }\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}=\check{J}\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix},

where

J\displaystyle J =(13(621)λ225,0,393,0,5(1.326)λ2025,0,90855,0,1616571,0,931200,0,160000(1.6804.996i)λ9,9,12,3,1(0.63191.0945i)λ2025,0,90855,0,1616571,0,931200,0,160000(1.680+4.996i)λ9,9,12,3,1(0.6319+1.0945i))\displaystyle=\begin{pmatrix}\frac{1}{3}\left(-6-\sqrt{21}\right)&\lambda_{225,0,-393,0,-5}^{(1.326)}\\[6.0pt] \lambda_{\begin{subarray}{l}2025,\\ 0,\\ 90855,\\ 0,\\ 1616571,\\ 0,\\ 931200,\\ 0,\\ 160000\\ \mbox{}\end{subarray}}^{(1.680-4.996i)}&\lambda_{9,9,12,-3,1}^{(-0.6319-1.0945i)}\\[6.0pt] \lambda_{\begin{subarray}{l}2025,\\ 0,\\ 90855,\\ 0,\\ 1616571,\\ 0,\\ 931200,\\ 0,\\ 160000\\ \mbox{}\end{subarray}}^{(1.680+4.996i)}&\lambda_{9,9,12,-3,1}^{(-0.6319+1.0945i)}\end{pmatrix}
and
Jˇ\displaystyle\check{J} =(13(621)λ225,0,393,0,5(1.326)λ2025,0,90855,0,1616571,0,931200,0,160000(1.6804.996i)λ9,9,12,3,1(0.63191.0945i)λ2025,0,90855,0,1616571,0,931200,0,160000(1.680+4.996i)λ9,9,12,3,1(0.6319+1.0945i)).\displaystyle=\begin{pmatrix}\frac{1}{3}\left(-6-\sqrt{21}\right)&\lambda_{225,0,-393,0,-5}^{(1.326)}\\[6.0pt] \lambda_{\begin{subarray}{l}2025,\\ 0,\\ 90855,\\ 0,\\ 1616571,\\ 0,\\ 931200,\\ 0,\\ 160000\\ \mbox{}\end{subarray}}^{(1.680-4.996i)}&\lambda_{9,9,12,-3,1}^{(-0.6319-1.0945i)}\\[6.0pt] \lambda_{\begin{subarray}{l}2025,\\ 0,\\ 90855,\\ 0,\\ 1616571,\\ 0,\\ 931200,\\ 0,\\ 160000\\ \mbox{}\end{subarray}}^{(1.680+4.996i)}&\lambda_{9,9,12,-3,1}^{(-0.6319+1.0945i)}\end{pmatrix}.
Lemma 4.13.

The elements AA and BB satisfy the box jellyfish relations

(fj(Aˇ)fj(Bˇ))=JLK(f(AA)f(AB)f(BA)f(BB)) and (fj(A)fj(B))=JˇLKˇ(f(AˇAˇ)f(AˇBˇ)f(BˇAˇ)f(BˇBˇ))\begin{pmatrix}f\cdot j(\check{A})\\ f\cdot j(\check{B})\end{pmatrix}=J^{L}K\begin{pmatrix}f(A\circ A)\\ f(A\circ B)\\ f(B\circ A)\\ f(B\circ B)\end{pmatrix}\text{ and }\begin{pmatrix}f\cdot j(A)\\ f\cdot j(B)\end{pmatrix}=\check{J}^{L}\check{K}\begin{pmatrix}f(\check{A}\circ\check{A})\\ f(\check{A}\circ\check{B})\\ f(\check{B}\circ\check{A})\\ f(\check{B}\circ\check{B})\end{pmatrix}

where

JLK\displaystyle J^{L}K =(151(33821)λ4228250625,0,18810887175,0,36065983311,0,203997780,0,960400(0.034194+0.063236i)λ4228250625,0,18810887175,0,36065983311,0,203997780,0,960400(0.0341940.063236i)6592120492550λ2601,0,885,0,125(0.3277)λ2601,4896,18981,5700,925(0.1561+0.1682i)λ2601,4896,18981,5700,925(0.15610.1682i)λ65025,0,1149168,0,6845(0.07717))\displaystyle=\begin{pmatrix}\frac{1}{51}\left(33-8\sqrt{21}\right)&\lambda_{\begin{subarray}{l}4228250625,\\ 0,\\ 18810887175,\\ 0,\\ 36065983311,\\ 0,\\ 203997780,\\ 0,\\ 960400\\ \mbox{}\end{subarray}}^{(0.034194+0.063236i)}&\lambda_{\begin{subarray}{l}4228250625,\\ 0,\\ 18810887175,\\ 0,\\ 36065983311,\\ 0,\\ 203997780,\\ 0,\\ 960400\\ \mbox{}\end{subarray}}^{(0.034194-0.063236i)}&\frac{659\sqrt{21}-2049}{2550}\\[6.0pt] \lambda_{2601,0,885,0,-125}^{(0.3277)}&\lambda_{2601,4896,18981,5700,925}^{(-0.1561+0.1682i)}&\lambda_{2601,4896,18981,5700,925}^{(-0.1561-0.1682i)}&\lambda_{65025,0,1149168,0,-6845}^{(-0.07717)}\end{pmatrix}
and
JˇLKˇ\displaystyle\check{J}^{L}\check{K} =(151(33821)λ4228250625,0,18810887175,0,36065983311,0,203997780,0,960400(0.034194+0.063236i)λ4228250625,0,18810887175,0,36065983311,0,203997780,0,960400(0.0341940.063236i)6592120492550λ2601,0,885,0,125(0.3277)λ2601,4896,18981,5700,925(0.1561+0.1682i)λ2601,4896,18981,5700,925(0.15610.1682i)λ65025,0,1149168,0,6845(0.07717)).\displaystyle=\begin{pmatrix}\frac{1}{51}\left(33-8\sqrt{21}\right)&\lambda_{\begin{subarray}{l}4228250625,\\ 0,\\ 18810887175,\\ 0,\\ 36065983311,\\ 0,\\ 203997780,\\ 0,\\ 960400\\ \mbox{}\end{subarray}}^{(0.034194+0.063236i)}&\lambda_{\begin{subarray}{l}4228250625,\\ 0,\\ 18810887175,\\ 0,\\ 36065983311,\\ 0,\\ 203997780,\\ 0,\\ 960400\\ \mbox{}\end{subarray}}^{(0.034194-0.063236i)}&\frac{659\sqrt{21}-2049}{2550}\\[6.0pt] \lambda_{2601,0,885,0,-125}^{(0.3277)}&\lambda_{2601,4896,18981,5700,925}^{(-0.1561+0.1682i)}&\lambda_{2601,4896,18981,5700,925}^{(-0.1561-0.1682i)}&\lambda_{65025,0,1149168,0,-6845}^{(-0.07717)}\end{pmatrix}.

5. Self-duality and calculating principal graphs

We now know that our elements A,B𝒫𝒜(Γ)A,B\in{\mathcal{P}}{\mathcal{A}}(\Gamma) generate an evaluable planar subalgebra PΓP^{\Gamma}_{\bullet}, and hence a subfactor planar algebra. By the next lemma, we know that the principal graphs have the desired supertransitivity since we have 1-strand jellyfish relations.

Lemma 5.1.

Suppose a planar algebra PP_{\bullet} is generated by uncappable elements A1,,AkPn,+A_{1},\dots,A_{k}\in P_{n,+} such that

  1. (1)

    the AjA_{j}’s satisfy 1-strand jellyfish relations, and

  2. (2)

    the complex span of {A1,,Ak,f(n)}\{A_{1},\dots,A_{k},f^{(n)}\} forms an algebra under the usual multiplication.

Then PP_{\bullet} is (n1)(n-1) supertransitive.

Proof.

Suppose xPn1,+x\in P_{n-1,+}. Use the jellyfish relations to get a linear combination of diagrams in jellyfish form. Use the facts that the AjA_{j}’s are uncappable and that the AjA_{j}’s and f(n)f^{(n)} form an algebra to reduce the linear combination of diagrams so that no two generators are connected by more than nn strands, and no generator is connected to itself. Since there are only 2n22n-2 external boundary points, it is easy to see that the diagrams in the resulting linear combination have no generators, i.e., xTLn1,+x\in TL_{n-1,+}. ∎

We now show that the principal graphs of the PΓP_{\bullet}^{\Gamma} planar algebra are, in fact, (Γ,Γ)(\Gamma,\Gamma).

5.1. Self duality

In this subsection, we show that P4442,P3333P_{\bullet}^{4442},P_{\bullet}^{3333} and P2221P_{\bullet}^{2221} are self-dual, i.e., there is a planar algebra isomorphism Φ:PP\Phi\colon P_{\bullet}\to P_{\bullet}^{\vee} where PP_{\bullet}^{\vee} is the dual planar algebra obtained from PP_{\bullet} by reversing the shading. Note that this means for all kk, there is a map Φk,±:Pk,±Pk,±=Pk,\Phi_{k,\pm}\colon P_{k,\pm}\to P_{k,\pm}^{\vee}=P_{k,\mp}, and these maps commute with the action of the planar operad.

In fact, these three subfactor planar algebras are more than self-dual; they are symmetrically self-dual, i.e., for every nn, Φn,Φn,±=𝟏n,±\Phi_{n,\mp}\circ\Phi_{n,\pm}=\boldsymbol{1}_{n,\pm}. Hence by [MPP12], we can lift the shading to get fantastic planar algebras, i.e., unshaded, spherical, evaluable CC^{*}-planar algebras.

Given a fantastic planar algebra PP_{\bullet}, we have an associated rigid CC^{*}-tensor category 𝒞P{\mathcal{C}}_{P_{\bullet}} whose objects are the projections of PP_{\bullet} and a morphism in Hom𝒞(pq)\operatorname{Hom_{{\mathcal{C}}}}\!\!\left(p\to q\right) is an element xPx\in P_{\bullet} such that x=pxqx=pxq (see [MPS10] for more details). Note further that 𝒞P{\mathcal{C}}_{P_{\bullet}} is generated by a single self-dual object XX (the strand), and 𝒞P{\mathcal{C}}_{P_{\bullet}} is /2\mathbb{Z}/2-graded. The fusion graph with respect to XX is exactly the principal graph of PP_{\bullet}. If the fusion graph is finite, then 𝒞P{\mathcal{C}}_{P_{\bullet}} is a unitary fusion category.

Hence the subfactor planar algebras P4442,P3333,P2221P_{\bullet}^{4442},P_{\bullet}^{3333},P_{\bullet}^{2221} give rise to /2\mathbb{Z}/2-graded unitary fusion categories generated by a single self-dual object with fusion graphs 4442,3333,22214442,3333,2221 respectively. Note that a fusion category with fusion graph 2221 has previously been constructed by Ostrik in the appendix to [CMS11].

Theorem 5.2.

The map P5,+4442P5,4442P_{5,+}^{4442}\leftrightarrow P_{5,-}^{4442} exchanging AAˇA\leftrightarrow\check{A} and BBˇB\leftrightarrow\check{B} gives a symmetric self-duality of planar algebras.

Proof.

By the symmetry of the moments in Appendix B.1, the map clearly preserves the moments. Hence the box jellyfish relations of Subsection 4.1 are preserved under Φ\Phi. Moreover, the structure coefficients in the algebra P5,±P_{5,\pm} are also preserved, so by the jellyfish algorithm the map preserves the evaluation of all closed diagrams so is an isomorphism. ∎

Theorem 5.3.

The map Φ3,+:P4,+3333P4,3333\Phi_{3,+}\colon P_{4,+}^{3333}\to P_{4,-}^{3333} by

(AB)M(AˇBˇ) where M=(5223+543354522)\begin{pmatrix}A\\ B\end{pmatrix}\mapsto M\begin{pmatrix}\check{A}\\ \check{B}\end{pmatrix}\text{ where }M=\begin{pmatrix}\frac{\sqrt{\frac{5}{2}}}{2}&\frac{\sqrt{3+\sqrt{5}}}{4}\\ \frac{3\sqrt{3-\sqrt{5}}}{4}&-\frac{\sqrt{\frac{5}{2}}}{2}\end{pmatrix}

gives a symmetric self-duality of planar algebras.

Remark 5.4.

It might be possible to choose generators so that (A,B)(Aˇ,Bˇ)(A,B)\mapsto(\check{A},\check{B}) is already a symmetric self-duality of planar algebras, but it seems that one would have to work in a larger number field for this to be possible.

Proof.

One can easily verify that this map preserves the moments given in Appendix B.2, so the argument from the proof of Theorem 5.2 applies. (In fact, we do this verification in the Mathematica notebook QuadraticTangles.nb.) Finally, note that M2=𝟏M^{2}=\boldsymbol{1}, so Φn,Φn,±=𝟏n,±\Phi_{n,\mp}\circ\Phi_{n,\pm}=\boldsymbol{1}_{n,\pm}. ∎

Theorem 5.5.

The map P3,+2221P3,2221P_{3,+}^{2221}\leftrightarrow P_{3,-}^{2221} swapping AAˇA\leftrightarrow\check{A} and BBˇB\leftrightarrow\check{B} gives a symmetric self-duality of planar algebras.

Proof.

Similar to the proof of Theorem 5.2. ∎

Note, however, that the result is not true for 3311. This result has been known since [Kaw95], and we give another proof for completeness.

Theorem 5.6.

P3311P_{\bullet}^{3311} is not self-dual.

Proof.

Suppose there were a self-duality Φ\Phi. Since Φ\Phi is a map of planar algebras, Φ\Phi must preserve the Temperley-Lieb planar subalgebras TLk,±TL_{k,\pm} and also the low weight spaces for the rotation in P4,±3311P_{4,\pm}^{3311}. Since the rotational eigenvalues are ωA=1\omega_{A}=-1 and ωB=1\omega_{B}=1, we know that Φ(A)=μAˇ\Phi(A)=\mu\check{A} for some μ×\mu\in\mathbb{C}^{\times}. However, this clearly violates

Tr(A3)=127(643) and Tr(Aˇ3)=0\operatorname{Tr}(A^{3})=\frac{1}{27}\left(-6-4\sqrt{3}\right)\text{ and }\operatorname{Tr}(\check{A}^{3})=0

(see Appendix B.3). ∎

5.2. Identifying principal graphs

Theorem 5.7.

The principal graphs of P4442P_{\bullet}^{4442} are

([Uncaptioned image],[Uncaptioned image]).\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/ACE47192690819DF}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/ACE47192690819DF}}\end{array}\hskip-3.0pt}\right).
Proof.

First, note that the modulus of the given subfactor planar algebra is 3+52.28825\sqrt{3+\sqrt{5}}\simeq 2.28825. Let Γ\Gamma denote the principal graph. Using the moments calculated from our generators in Appendix B.1, we find all solutions to the equation

(aA+bB+cf(5))2=aA+bB+cf(5)(aA+bB+cf^{(5)})^{2}=aA+bB+cf^{(5)}

to get that the minimal projections one past the branch point are given by the equations:

(a,b,c)={λ332150625,7418030625,60616258875,208296167625,266656517775,15736631400,328666680,13223880,190096(0.042252+0.036141i),λ332150625,7418030625,60616258875,208296167625,266656517775,15736631400,328666680,13223880,190096(0.0118210.010111i),15(5+35)λ332150625,7418030625,60616258875,208296167625,266656517775,15736631400,328666680,13223880,190096(0.0118210.010111i),λ332150625,7418030625,60616258875,208296167625,266656517775,15736631400,328666680,13223880,190096(0.042252+0.036141i),15(5+35)λ2025,45225,274635,16620,436(0.0304310.026030i),λ2025,45225,274635,16620,436(0.0304310.026030i),15(1565).(a,b,c)=\begin{cases}\begin{gathered}\lambda_{\begin{subarray}{l}332150625,\\ -7418030625,\\ 60616258875,\\ -208296167625,\\ 266656517775,\\ -15736631400,\\ 328666680,\\ 13223880,\\ 190096\\ \mbox{}\end{subarray}}^{(0.042252+0.036141i)},\lambda_{\begin{subarray}{l}332150625,\\ -7418030625,\\ 60616258875,\\ -208296167625,\\ 266656517775,\\ -15736631400,\\ 328666680,\\ 13223880,\\ 190096\\ \mbox{}\end{subarray}}^{(-0.011821-0.010111i)},\frac{1}{5}\left(-5+3\sqrt{5}\right)\end{gathered}\\ \begin{gathered}\lambda_{\begin{subarray}{l}332150625,\\ -7418030625,\\ 60616258875,\\ -208296167625,\\ 266656517775,\\ -15736631400,\\ 328666680,\\ 13223880,\\ 190096\\ \mbox{}\end{subarray}}^{(-0.011821-0.010111i)},\lambda_{\begin{subarray}{l}332150625,\\ -7418030625,\\ 60616258875,\\ -208296167625,\\ 266656517775,\\ -15736631400,\\ 328666680,\\ 13223880,\\ 190096\\ \mbox{}\end{subarray}}^{(0.042252+0.036141i)},\frac{1}{5}\left(-5+3\sqrt{5}\right)\end{gathered}\\ \begin{gathered}\lambda_{2025,45225,274635,16620,436}^{(-0.030431-0.026030i)},\lambda_{2025,45225,274635,16620,436}^{(-0.030431-0.026030i)},\frac{1}{5}\left(15-6\sqrt{5}\right).\end{gathered}\end{cases}

Note that the dimensions of these projections agree with the dimensions of the vertices on the 44424442 graph, so all the arms on the principal graph Γ\Gamma must continue. Two branches cannot merge since

[Uncaptioned image]2.33743,\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/80FF9EDCC0F539DD}}\end{array}\hskip-3.0pt}\right\|\approx 2.33743,

no branch can split since

[Uncaptioned image]2.31725,\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/7F62DC1CFF7DA57C}}\end{array}\hskip-3.0pt}\right\|\approx 2.31725,

and no branch can have a double edge since

[Uncaptioned image]2.4761,\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/B12303BEF122C936}}\end{array}\hskip-3.0pt}\right\|\approx 2.4761,

and all of these numbers are already too large. Hence all branches continue simply. By counting Frobenius-Perron dimensions, one arm must stop, but the other two must continue. Again, the branches cannot merge or split as

[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/A88B4510E32688FB}}\end{array}\hskip-3.0pt}\right\| 2.32033,\displaystyle\approx 2.32033,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/CA8951CB81C89B55}}\end{array}\hskip-3.0pt}\right\| 2.29079, and\displaystyle\approx 2.29079,\text{ and }
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/FBCF443668B88E8B}}\end{array}\hskip-3.0pt}\right\| 2.41976.\displaystyle\approx 2.41976.

Again, both branches must continue simply. Once more by counting dimensions, the two remaining arms must continue, and again they cannot merge or split as

[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/13B793E5B71ACFCD}}\end{array}\hskip-3.0pt}\right\| 2.30231,\displaystyle\approx 2.30231,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/F882266BAAD68B6C}}\end{array}\hskip-3.0pt}\right\| 2.29193, and\displaystyle\approx 2.29193,\text{ and }
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/C223F95512D4D194}}\end{array}\hskip-3.0pt}\right\| 2.37309.\displaystyle\approx 2.37309.

We conclude by counting dimensions again that Γ\Gamma is 4442.

The dual principal graph is also 44424442 by Theorem 5.2.

To determine the dual data, we run the program FindGraphPartners on the graph

[Uncaptioned image]{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/D0CB6A067E64294F}}\end{array}\hskip-3.0pt}

which determines all possible pairs of principal graphs and dual data for which one of the graphs is 4442. The only possibilities for which the principal and dual principal graph are both 4442 are

([Uncaptioned image],[Uncaptioned image]) and\displaystyle\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/ACE47192690819DF}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/ACE47192690819DF}}\end{array}\hskip-3.0pt}\right)\text{ and }
([Uncaptioned image],[Uncaptioned image]).\displaystyle\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/E380D74CB4F0C4DF}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/E380D74CB4F0C4DF}}\end{array}\hskip-3.0pt}\right).

We rule out the second pair by noting that the dimension 1 bimodules form a group, and thus the vertices at the far right must be dual to each other. ∎

If we already knew P4442P_{\bullet}^{4442} was finite depth, we could give an alternative argument identifying the principal graph as 4442 as follows. We omit details, as this is redundant with the argument in Theorem 5.7.

Theorem 5.8.

The only finite depth subfactor principal graphs with index 3+53+\sqrt{5} starting like 4111 are 4442.

Proof.

If any of the edges above the quadruple point end immediately, that vertex has dimension which is not an algebraic integer (a root of 81126x2+4x481-126x^{2}+4x^{4}). Otherwise, graph enumeration in the style of [MS12] shows that two of the legs end, with lengths 2, 2 or with lengths 2, 3. In second case, there’s a dimension which isn’t an algebraic integer. In the other case, the graph contains 4422. (There are two possibilities for the dual data.) We can look for connections on this graph (without assuming that it ends), and show that there are no bi-unitary connections. ∎

Theorem 5.9.

The principal graphs of P3333P_{\bullet}^{3333} are

([Uncaptioned image],[Uncaptioned image]).\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/772136FAF425B059}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/772136FAF425B059}}\end{array}\hskip-3.0pt}\right).
Proof.

The proof is similar to that of Theorem 5.7. Again, the modulus is 3+52.28825\sqrt{3+\sqrt{5}}\simeq 2.28825, and we find that the minimal projections one past the branch are given by aA+bB+cf(4)aA+bB+cf^{(4)} where

(a,b,c)={(14(1+5),56,13)(12,112(3+5),13)(14(35),112(3+5),13).(a,b,c)=\begin{cases}\displaystyle\left(\frac{1}{4}\left(-1+\sqrt{5}\right),-\frac{\sqrt{5}}{6},\frac{1}{3}\right)\\ \displaystyle\left(-\frac{1}{2},\frac{1}{12}\left(-3+\sqrt{5}\right),\frac{1}{3}\right)\\ \displaystyle\left(\frac{1}{4}\left(3-\sqrt{5}\right),\frac{1}{12}\left(3+\sqrt{5}\right),\frac{1}{3}\right).\end{cases}

Since Tr(f(4))=6+35\operatorname{Tr}(f^{(4)})=6+3\sqrt{5}, all the minimal projections have trace 2+52+\sqrt{5}, which agree with the Frobenius-Perron dimensions of the vertices of

[Uncaptioned image]{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/BAF17D013FA99673}}\end{array}\hskip-3.0pt}

at depth 44. Once again, counting Frobenius-Perron dimensions and noting that

[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/4324D5E7527BA229}}\end{array}\hskip-3.0pt}\right\| 2.33441,\displaystyle\approx 2.33441,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/C7E321B622ABE5DB}}\end{array}\hskip-3.0pt}\right\| 2.31384,\displaystyle\approx 2.31384,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/E515F4CA1E6B335F}}\end{array}\hskip-3.0pt}\right\| 2.47485,\displaystyle\approx 2.47485,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/A783CABB9C190B57}}\end{array}\hskip-3.0pt}\right\| 2.31725,\displaystyle\approx 2.31725,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/3DB6BC12EFDFADA8}}\end{array}\hskip-3.0pt}\right\| 2.29813, and\displaystyle\approx 2.29813,\text{ and }
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/A49455E189858D54}}\end{array}\hskip-3.0pt}\right\| 2.41856\displaystyle\approx 2.41856

yields the result.

The dual principal graph is also 33333333 by Theorem 5.3.

To determine the dual data, we run FindGraphPartners as in the proof of Theorem 5.7 on the graph

[Uncaptioned image].{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/BAF17D013FA99673}}\end{array}\hskip-3.0pt}.

The only possibilities for which the principal and dual principal graph are both 3333 are

([Uncaptioned image],[Uncaptioned image]) and\displaystyle\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/772136FAF425B059}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/772136FAF425B059}}\end{array}\hskip-3.0pt}\right)\text{ and }
([Uncaptioned image],[Uncaptioned image]).\displaystyle\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/24CD197B973929C1}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/24CD197B973929C1}}\end{array}\hskip-3.0pt}\right).

Since ωA=ωB=1\omega_{A}=\omega_{B}=1 (see Appendix A.2), the two click rotation ρ\rho must be the identity on P4,+3333TL4,+P^{3333}_{4,+}\ominus TL_{4,+}, and thus all vertices at depth 44 must be self-dual. ∎

Theorem 5.10.

The principal graphs of P3311P_{\bullet}^{3311} are

([Uncaptioned image],[Uncaptioned image]).\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/C4B6B3927CB75C0E}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/C4B6B3927CB75C0E}}\end{array}\hskip-3.0pt}\right).
Proof.

Similar to the proofs of Theorems 5.7 and 5.9. The modulus is 3+32.17533\sqrt{3+\sqrt{3}}\simeq 2.17533, and the minimal projections are given by aA+bB+cf(4)aA+bB+cf^{(4)} where

(a,b,c)={(32,111(433),111(1+23))(14(33),122(7+33),111(53))(14(3+33),122(15+33),111(53)).(a,b,c)=\begin{cases}\left(-\frac{\sqrt{3}}{2},\frac{1}{11}\left(4-3\sqrt{3}\right),\frac{1}{11}\left(1+2\sqrt{3}\right)\right)\\ \left(\frac{1}{4}\left(3-\sqrt{3}\right),\frac{1}{22}\left(7+3\sqrt{3}\right),\frac{1}{11}\left(5-\sqrt{3}\right)\right)\\ \left(\frac{1}{4}\left(-3+3\sqrt{3}\right),\frac{1}{22}\left(-15+3\sqrt{3}\right),\frac{1}{11}\left(5-\sqrt{3}\right)\right).\end{cases}

Since Tr(f(4))=4+33\operatorname{Tr}(f^{(4)})=4+3\sqrt{3}, the traces of the minimal projections are 2+3,1+3,1+32+\sqrt{3},1+\sqrt{3},1+\sqrt{3} respectively, which agree with the Frobenius-Perron dimensions of the vertices of

[Uncaptioned image]{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/D9E55F89702ABF01}}\end{array}\hskip-3.0pt}

at depth 44 reading from bottom to top. Finally,

[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/4324D5E7527BA229}}\end{array}\hskip-3.0pt}\right\| 2.33441,\displaystyle\approx 2.33441,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/11487D705F5724BC}}\end{array}\hskip-3.0pt}\right\| 2.23607 and\displaystyle\approx 2.23607\text{ and}
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/E515F4CA1E6B335F}}\end{array}\hskip-3.0pt}\right\| 2.47485.\displaystyle\approx 2.47485.

Hence the principal graph is 3311.

For the dual graph, note that the minimal projections in P4,P_{4,-} are given by aˇAˇ+bˇBˇ+cˇfˇ(4)\check{a}\check{A}+\check{b}\check{B}+\check{c}\check{f}^{(4)} where

(aˇ,bˇ,cˇ)={(0,1112(273),111(1+23))(1232(33),11112(273),111(53))(1232(33),11112(273),111(53)).(\check{a},\check{b},\check{c})=\begin{cases}\left(0,\frac{1}{11}\sqrt{2\left(27-\sqrt{3}\right)},\frac{1}{11}\left(1+2\sqrt{3}\right)\right)\\ \left(-\frac{1}{2}\sqrt{\frac{3}{2}\left(3-\sqrt{3}\right)},-\frac{1}{11}\sqrt{\frac{1}{2}\left(27-\sqrt{3}\right)},\frac{1}{11}\left(5-\sqrt{3}\right)\right)\\ \left(\frac{1}{2}\sqrt{\frac{3}{2}\left(3-\sqrt{3}\right)},-\frac{1}{11}\sqrt{\frac{1}{2}\left(27-\sqrt{3}\right)},\frac{1}{11}\left(5-\sqrt{3}\right)\right).\end{cases}

Since Tr(fˇ(4))=Tr(f(4))\operatorname{Tr}(\check{f}^{(4)})=\operatorname{Tr}(f^{(4)}), the same argument as above applies, and the dual principal graph is 3311.

To determine the dual data, we note there are only two possibilities for each graph: either the singly valent vertices at depth 4 are self-dual or they are dual to each other. Since ωA=1\omega_{A}=-1 and ωB=1\omega_{B}=1 (see Subsection A.3), we know that ρ2=𝟏\rho^{2}=\boldsymbol{1}{} on P4,+3311TL4,+P^{3311}_{4,+}\ominus TL_{4,+}. Hence the singly valent vertices must be self dual. ∎

Theorem 5.11.

The principal graphs of P2221P_{\bullet}^{2221} are

([Uncaptioned image],[Uncaptioned image]).\left({\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/63FDB4A04F409318}}\end{array}\hskip-3.0pt},{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/63FDB4A04F409318}}\end{array}\hskip-3.0pt}\right).
Proof.

Similar to the proof of Theorems 5.7, 5.9, and 5.10. The modulus is (5+21)/22.1889\sqrt{(5+\sqrt{21})/2}\approx 2.1889, and the minimal projections are given by aA+bB+cf(3)aA+bB+cf^{(3)} where

(a,b,c)={λ729,4374,9477,8586,2943,270,153,6,1(0.0476+0.2030i),λ455625,364500,1293975,439020,1378809,119772,31257,570,25(0.0102420.025430i),110(1+21)λ729,4374,9477,8586,2943,270,153,6,1(0.020100.08568i),λ455625,364500,1293975,439020,1378809,119772,31257,570,25(0.05749+0.14274i),110(1+21)λ9,54,66,3,1(0.027530.11731i),λ225,180,294,27,5(0.047250.11731i),15(621).(a,b,c)=\begin{cases}\begin{gathered}\lambda_{\begin{subarray}{l}729,\\ -4374,\\ 9477,\\ -8586,\\ 2943,\\ -270,\\ 153,\\ -6,\\ 1\\ \mbox{}\end{subarray}}^{(-0.0476+0.2030i)},\lambda_{\begin{subarray}{l}455625,\\ 364500,\\ 1293975,\\ -439020,\\ 1378809,\\ 119772,\\ 31257,\\ -570,\\ 25\\ \mbox{}\end{subarray}}^{(0.010242-0.025430i)},\frac{1}{10}\left(-1+\sqrt{21}\right)\end{gathered}\\ \begin{gathered}\lambda_{\begin{subarray}{l}729,\\ -4374,\\ 9477,\\ -8586,\\ 2943,\\ -270,\\ 153,\\ -6,\\ 1\\ \mbox{}\end{subarray}}^{(0.02010-0.08568i)},\lambda_{\begin{subarray}{l}455625,\\ 364500,\\ 1293975,\\ -439020,\\ 1378809,\\ 119772,\\ 31257,\\ -570,\\ 25\\ \mbox{}\end{subarray}}^{(-0.05749+0.14274i)},\frac{1}{10}\left(-1+\sqrt{21}\right)\\ \end{gathered}\\ \begin{gathered}\lambda_{9,54,66,-3,1}^{(0.02753-0.11731i)},\lambda_{225,-180,-294,27,-5}^{(0.04725-0.11731i)},\frac{1}{5}\left(6-\sqrt{21}\right).\end{gathered}\end{cases}

Since Tr(f(3))=19+421\operatorname{Tr}(f^{(3)})=\sqrt{19+4\sqrt{21}}, the traces of the minimal projections are 52+212,52+212,3\sqrt{\frac{5}{2}+\frac{\sqrt{21}}{2}},\sqrt{\frac{5}{2}+\frac{\sqrt{21}}{2}},\sqrt{3} respectively, which agree with the Frobenius-Perron dimensions of the vertices of

[Uncaptioned image]{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/688C471F1900888A}}\end{array}\hskip-3.0pt}

at depth 33 reading from bottom to top. Finally,

[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/A421F9600BA24C44}}\end{array}\hskip-3.0pt}\right\| 2.32437,\displaystyle\approx 2.32437,
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/D88CF710A1035A81}}\end{array}\hskip-3.0pt}\right\| 2.22158, and\displaystyle\approx 2.22158,\text{ and}
[Uncaptioned image]\displaystyle\left\|{\hskip-3.0pt\begin{array}[]{c}\raisebox{-2.5pt}{\includegraphics[height=17.07164pt]{diagrams/graphs/F76652CFE2E42AB6}}\end{array}\hskip-3.0pt}\right\| 2.46991.\displaystyle\approx 2.46991.

The dual principal graph is also 22212221 by Theorem 5.5.

Finally, since the dimension one bimodules form a group, the dual data must be as claimed. ∎

Appendix A Generators in the graph planar algebra

Specifying an element of the graph planar algebra of a large graph can be a somewhat cumbersome process; the element is a function on loops of a certain length on the graph, and we need to specify each value. Fortunately, if the element is a lowest weight vector, this can be significantly abbreviated.

Throughout this section, we assume that Γ\Gamma is a spoke graph with m+1m+1 arms, and the initial arm is at least as long as any of the other arms. (This obviously holds for the graphs in which we are interested.)

Lemma A.1.

  1. (1)

    A lowest weight vector in A𝒢(Γ)n,+A\in{\mathcal{G}}(\Gamma)_{n,+} is determined by its values on ‘collapsed’ loops which stay within distance one of the central vertex.

  2. (2)

    In fact, it is determined by its values on such loops which never enter one of the spokes of our choice.

  3. (3)

    Further, the value on any loop which has more than 2k+12k+1 consecutive vertices which either lie on a particular arm of the graph of length k1k-1 or are the central vertex is zero.

Proof.

We’ll work in the spherical graph planar algebra, as it is somewhat easier to state the requisite formulas there. Obviously the lemma holds in the spherical planar algebra if and only if it holds in the lopsided graph planar algebra.

Call the central vertex of Γ\Gamma cc. We’ll write γ=id(γ(i),c)\left|\left|\gamma\right|\right|=\sum_{i}d(\gamma(i),c). For a collapsed loop, γ=n/2\left|\left|\gamma\right|\right|=n/2, while for any other loop γ>n/2\left|\left|\gamma\right|\right|>n/2. We’ll show that for any non-collapsed loop γ\gamma, if AA is a lowest weight vector, then A(γ)A(\gamma) is determined by the value of AA on loops of strictly smaller norm. Inductively, this gives the result.

Suppose γ\gamma is a loop of length nn on Γ\Gamma, with d(γ(i),c)2d(\gamma(i),c)\geq 2 and d(γ(i±1),c)=d(γ(i),c)1d(\gamma(i\pm 1),c)=d(\gamma(i),c)-1. (That is, ii is a position on the loop where γ\gamma reaches a local maximum distance from the centre.) Consider the modified loop γ\gamma^{\prime}, which agrees with γ\gamma except at position ii, where it passes through the vertex 2 closer to the centre than γ(i)\gamma(i) (possibly the central vertex itself). Consider also the ‘snipped’ loop π\pi of length n2n-2, obtained from γ\gamma or γ\gamma^{\prime} by removing the ii-th and i+1i+1-th positions. We name the vertices as s=γ(i)s=\gamma(i), r=γ(i±1)r=\gamma(i\pm 1), and t=γ(i)t=\gamma^{\prime}(i).

Applying a cap at position ii to AA, we have i(A)=0\cap_{i}(A)=0. Evaluating this at π\pi gives

0=dim(r)kii(A)(π)\displaystyle 0=\sqrt{\dim(r)}^{k_{i}}\;{\cap_{i}(A)(\pi)} =dim(s)kiA(γ)+dim(t)kiA(γ).\displaystyle=\sqrt{\dim(s)}^{k_{i}}A(\gamma)+\sqrt{\dim(t)}^{k_{i}}A(\gamma^{\prime}).

(Here kik_{i} is the number of critical points in the cap strand, either 11, 22 or 33 depending on the position of the point ii around the boundary of the rectangular box, as follows

ki={1when we have i or i2when we have i or i3when we have i or ik_{i}=\begin{cases}1&\text{when we have $\leavevmode\hbox to28.85pt{\vbox to33.58pt{\pgfpicture\makeatletter\hbox{\thinspace\lower-0.2pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }{{}{{}}{} {}{{}}{}{}{}{}{{}}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{.5,.5,.5}\pgfsys@color@gray@fill{.5}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{28.45276pt}{14.22638pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{{}}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{}\pgfsys@moveto{8.5359pt}{14.22638pt}\pgfsys@curveto{8.5359pt}{17.36917pt}{11.08357pt}{19.91684pt}{14.22636pt}{19.91684pt}\pgfsys@curveto{17.36916pt}{19.91684pt}{19.91682pt}{17.36917pt}{19.91682pt}{14.22638pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ }}{ } {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{7.24823pt}{23.44984pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$i$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} } \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}$ or $\leavevmode\hbox to30.74pt{\vbox to26.75pt{\pgfpicture\makeatletter\hbox{\thinspace\lower-12.32109pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }{{}{{}}{} {}{{}}{}{}{}{}{{}}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{.5,.5,.5}\pgfsys@color@gray@fill{.5}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{28.45276pt}{14.22638pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{{}}{{}}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{}\pgfsys@moveto{8.5359pt}{0.0pt}\pgfsys@curveto{8.5359pt}{-3.14279pt}{11.08357pt}{-5.69046pt}{14.22636pt}{-5.69046pt}\pgfsys@curveto{17.36916pt}{-5.69046pt}{19.91682pt}{-3.14279pt}{19.91682pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{23.75937pt}{-8.98808pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$i$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} } \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}$}\\ 2&\text{when we have $\leavevmode\hbox to44.65pt{\vbox to26.01pt{\pgfpicture\makeatletter\hbox{\thinspace\lower-5.89046pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ 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{}{}{}\pgfsys@moveto{22.76228pt}{14.22638pt}\pgfsys@curveto{22.76228pt}{17.36917pt}{25.30995pt}{19.91684pt}{28.45274pt}{19.91684pt}\pgfsys@curveto{31.59554pt}{19.91684pt}{34.1432pt}{17.36917pt}{34.1432pt}{14.22638pt}\pgfsys@lineto{34.14322pt}{0.0pt}\pgfsys@curveto{34.14322pt}{-3.14279pt}{31.59555pt}{-5.69046pt}{28.45276pt}{-5.69046pt}\pgfsys@curveto{25.30997pt}{-5.69046pt}{22.7623pt}{-3.14279pt}{22.7623pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{37.67621pt}{3.81557pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$i$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} } \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}$ or $\leavevmode\hbox to44.65pt{\vbox to26.01pt{\pgfpicture\makeatletter\hbox{\qquad\lower-5.89046pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }{{}{{}}{} {}{{}}{}{}{}{}{{}}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{.5,.5,.5}\pgfsys@color@gray@fill{.5}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{28.45276pt}{14.22638pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{}{{}{}{}{{}}{{{{}{}{}{}}} {{}{}{}{}}}}{} {} {} {} {}{} {}{}{}{}{{{}{}}}{{}{}{}{{}}{{{{}{}{}{}}} {{}{}{}{}}}}{} {} {} {} {}{}{}\pgfsys@moveto{5.69046pt}{14.22638pt}\pgfsys@curveto{5.69046pt}{17.36917pt}{3.14279pt}{19.91684pt}{0.0pt}{19.91684pt}\pgfsys@curveto{-3.14279pt}{19.91684pt}{-5.69046pt}{17.36917pt}{-5.69046pt}{14.22638pt}\pgfsys@lineto{-5.69046pt}{0.0pt}\pgfsys@curveto{-5.69046pt}{-3.14279pt}{-3.14279pt}{-5.69046pt}{0.0pt}{-5.69046pt}\pgfsys@curveto{3.14279pt}{-5.69046pt}{5.69046pt}{-3.14279pt}{5.69046pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{{}{}}}{{}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{-12.6686pt}{3.81557pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$i$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} } \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}$}\\ 3&\text{when we have $\leavevmode\hbox to40.23pt{\vbox to48.57pt{\pgfpicture\makeatletter\hbox{\quad\lower-20.11684pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }{{}{{}}{} {}{} {}{{}}{} {}{{}}{}{}{}{}{{}}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{.5,.5,.5}\pgfsys@color@gray@fill{.5}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{28.45276pt}{14.22638pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{}{{}{}{}{{}}{{{{}{}{}{}}} {{}{}{}{}}}}{} {} {} {} {}{} {}{}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{{}}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{} {}{}{{}{}{}{{}}{{{{}{}{}{}}} {{}{}{}{}}}}{} {} {} {} {}{}{}\pgfsys@moveto{5.69046pt}{14.22638pt}\pgfsys@curveto{5.69046pt}{17.36917pt}{3.14279pt}{19.91684pt}{0.0pt}{19.91684pt}\pgfsys@curveto{-3.14279pt}{19.91684pt}{-5.69046pt}{17.36917pt}{-5.69046pt}{14.22638pt}\pgfsys@lineto{-5.69046pt}{0.0pt}\pgfsys@curveto{-5.69046pt}{-10.99991pt}{3.22647pt}{-19.91684pt}{14.22638pt}{-19.91684pt}\pgfsys@curveto{25.22629pt}{-19.91684pt}{34.14322pt}{-10.99991pt}{34.14322pt}{0.0pt}\pgfsys@lineto{34.14322pt}{14.22638pt}\pgfsys@curveto{34.14322pt}{17.36917pt}{31.59555pt}{19.91684pt}{28.45276pt}{19.91684pt}\pgfsys@curveto{25.30997pt}{19.91684pt}{22.7623pt}{17.36917pt}{22.7623pt}{14.22638pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{12.50381pt}{-16.38383pt}\pgfsys@invoke{ 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{}{}{}\pgfsys@moveto{5.69046pt}{-14.22638pt}\pgfsys@curveto{5.69046pt}{-17.36917pt}{3.14279pt}{-19.91684pt}{0.0pt}{-19.91684pt}\pgfsys@curveto{-3.14279pt}{-19.91684pt}{-5.69046pt}{-17.36917pt}{-5.69046pt}{-14.22638pt}\pgfsys@lineto{-5.69046pt}{0.0pt}\pgfsys@curveto{-5.69046pt}{10.99991pt}{3.22647pt}{19.91684pt}{14.22638pt}{19.91684pt}\pgfsys@curveto{25.22629pt}{19.91684pt}{34.14322pt}{10.99991pt}{34.14322pt}{0.0pt}\pgfsys@lineto{34.14322pt}{-14.22638pt}\pgfsys@curveto{34.14322pt}{-17.36917pt}{31.59555pt}{-19.91684pt}{28.45276pt}{-19.91684pt}\pgfsys@curveto{25.30997pt}{-19.91684pt}{22.7623pt}{-17.36917pt}{22.7623pt}{-14.22638pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{12.50381pt}{9.78859pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ 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although the case k=3k=3 never occurs for us as we always consider boxes with equal numbers of strands above and below.)

For the second statement, consider some collapsed loop α\alpha of length n2n-2. Write αi,j\alpha_{i,j} for the collapsed loop of length nn which makes an extra visit to the jj-th spoke of the graph at position ii, and write uju_{j} for the vertex adjacent to the central vertex on the jj-th spoke. (If the graph has even supertransitivity, then ii ought to be odd, while if the graph has odd supertransitivity, ii is even.) Now,

(A.1) 0=dim(c)kii(A)(π)=jdim(uj)kiA(αi,j).0=\sqrt{\dim(c)}^{k_{i}}\;{\cap_{i}(A)(\pi)}=\sum_{j}\sqrt{\dim(u_{j})}^{k_{i}}A(\alpha_{i,j}).

Using this formula, we can express the value of AA on any collapsed loop which visits some spoke in terms of other collapsed loops which visit that spoke strictly fewer times.

For the final statement, note that AA has value zero on any loop which visits a univalent vertex at positions ii and i+2i+2 by a similar argument as above. The value of AA on a loop with 2k+12k+1 consecutive vertices either in a fixed spoke of length k1k-1 or at the central vertex is then a multiple of the value of AA on a loop that visits the end of that spoke twice consecutively by our first argument, and is thus also zero. ∎

Corollary A.2.

If AA is a lowest weight vector in a spherical graph planar algebra, and γ^\hat{\gamma} denotes the ‘collapsed’ loop corresponding to γ\gamma, then

(A.2) A(γ)=(1)(γγ^)/2(idim(γ^(i))dim(γ(i))ki)A(γ^).A(\gamma)=(-1)^{(\left|\left|\gamma\right|\right|-\left|\left|\hat{\gamma}\right|\right|)/2}\left(\prod_{i}\sqrt{\frac{\dim(\hat{\gamma}(i))}{\dim(\gamma(i))}}^{k_{i}}\right)A(\hat{\gamma}).

The corresponding formula for a lowest weight vector in a lopsided graph planar algebra is

(A.3) A(γ)=(1)(γγ^)/2(i(dim(γ^(i))dim(γ(i)))i)A(γ^)A(\gamma)=(-1)^{(\left|\left|\gamma\right|\right|-\left|\left|\hat{\gamma}\right|\right|)/2}\left(\prod_{i}\left(\frac{\dim(\hat{\gamma}(i))}{\dim(\gamma(i))}\right)^{\ell_{i}}\right)A(\hat{\gamma})

where

i={0when we have i1when we have iii or i2when we have i.\ell_{i}=\begin{cases}0&\text{when we have $\leavevmode\hbox to28.85pt{\vbox to33.58pt{\pgfpicture\makeatletter\hbox{\thinspace\lower-0.2pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\pgfsys@setlinewidth{0.4pt}\pgfsys@invoke{ }\nullfont\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ }{{}{{}}{} {}{{}}{}{}{}{}{{}}{}\pgfsys@beginscope\pgfsys@invoke{ }\definecolor[named]{pgffillcolor}{rgb}{.5,.5,.5}\pgfsys@color@gray@fill{.5}\pgfsys@invoke{ }{}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@moveto{0.0pt}{0.0pt}\pgfsys@lineto{0.0pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{14.22638pt}\pgfsys@lineto{28.45276pt}{0.0pt}\pgfsys@closepath\pgfsys@moveto{28.45276pt}{14.22638pt}\pgfsys@fillstroke\pgfsys@invoke{ } \pgfsys@invoke{ }\pgfsys@endscope{}{{}}{}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{{}}{{}{}{}{{}}{{{}{}{}{}}}}{} {} {} {} {}{}{}\pgfsys@moveto{8.5359pt}{14.22638pt}\pgfsys@curveto{8.5359pt}{17.36917pt}{11.08357pt}{19.91684pt}{14.22636pt}{19.91684pt}\pgfsys@curveto{17.36916pt}{19.91684pt}{19.91682pt}{17.36917pt}{19.91682pt}{14.22638pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ }}{ } {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{7.24823pt}{23.44984pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$i$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} } \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}$}\\ 1&\text{when we have $\leavevmode\hbox to30.74pt{\vbox to26.75pt{\pgfpicture\makeatletter\hbox{\thinspace\lower-12.32109pt\hbox 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{}{}{}\pgfsys@moveto{8.5359pt}{0.0pt}\pgfsys@curveto{8.5359pt}{-3.14279pt}{11.08357pt}{-5.69046pt}{14.22636pt}{-5.69046pt}\pgfsys@curveto{17.36916pt}{-5.69046pt}{19.91682pt}{-3.14279pt}{19.91682pt}{0.0pt}\pgfsys@stroke\pgfsys@invoke{ }\hbox{\hbox{{\pgfsys@beginscope\pgfsys@invoke{ }{{}{}{{ {}{}}}{ {}{}} {{}{{}}}{{}{}}{}{{}{}} { }{{{{}}\pgfsys@beginscope\pgfsys@invoke{ }\pgfsys@transformcm{1.0}{0.0}{0.0}{1.0}{23.75937pt}{-8.98808pt}\pgfsys@invoke{ }\hbox{{\definecolor{pgfstrokecolor}{rgb}{0,0,0}\pgfsys@color@rgb@stroke{0}{0}{0}\pgfsys@invoke{ }\pgfsys@color@rgb@fill{0}{0}{0}\pgfsys@invoke{ }\hbox{{$i$}} }}\pgfsys@invoke{ }\pgfsys@endscope}}} \pgfsys@invoke{ }\pgfsys@endscope}}} } \pgfsys@invoke{ }\pgfsys@endscope{}{}{}\hss}\pgfsys@discardpath\pgfsys@invoke{ }\pgfsys@endscope\hss}}\endpgfpicture}}$, $\leavevmode\hbox to44.65pt{\vbox to26.01pt{\pgfpicture\makeatletter\hbox{\thinspace\lower-5.89046pt\hbox to0.0pt{\pgfsys@beginscope\pgfsys@invoke{ 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(The exponent i\ell_{i} is just the number of minima on the strand.)

Rotation acts on the set of collapsed loops, so if we are trying to specify a lowest weight vector AA which is also a rotational eigenvector, then it suffices to specify AA only on a representative of each such orbit.

Lemma A.3.

Fix ω\omega an nn-th root of unity. Suppose we have specified the values of an element AA on a rotation representative of each collapsed loop which avoids the initial arm, and further that

  1. (a)

    if a representative is fixed by the kk-fold rotation, and ωk1\omega^{k}\neq 1, the corresponding value of AA is zero, and

  2. (b)

    condition (3) of Lemma A.1 holds where appropriate on these values, i.e., if a loop visits an arm of length k1k-1 at least kk consecutive times, the corresponding value of AA is zero.

Then we can make three consecutive well-defined extensions, defining, in turn, the values of AA

  1. (1)

    on every collapsed loop avoiding the initial arm, using the condition that AA is a rotational eigenvector with some eigenvalue ω\omega,

  2. (2)

    on every collapsed loop, via Equation (A.1), and finally

  3. (3)

    on every loop, via Equation (A.2).

The resulting element AA is a rotational eigenvector, and is a lowest weight vector if and only if

A(000)=(1)nai=1,,m(i=1n(dimuaidimu0)ki/2)A(a1a2an)=0A(00\cdots 0)=(-1)^{n}\sum_{a_{i}=1,\ldots,m}\left(\prod_{i=1}^{n}\left(\frac{\dim{u_{a_{i}}}}{\dim{u_{0}}}\right)^{k_{i}/2}\right)A(a_{1}a_{2}\cdots a_{n})=0

(here we denote the value of AA on the collapsed loop which successively visits arms a1,a2,,ana_{1},a_{2},\ldots,a_{n} by A(a1a2an)A(a_{1}a_{2}\cdots a_{n})).

Example A.4.

Consider the Haagerup principal graph, with n=4n=4 and three arms of length 3. There are 5 representatives under rotation of collapsed loops avoiding the initial arm, namely 1111,1112,1122,1212,12221111,1112,1122,1212,1222 and 22222222. Condition (3) of Lemma A.1 says that A(1111)A(1111) and A(2222)A(2222) must be zero if we want to extend AA to a lowest weight vector. Further, if ω=±i\omega=\pm i then A(1212)A(1212) must be zero also. Finally, the condition A(0000)=0A(0000)=0 is trivially true when ω1\omega\neq 1, since there A(0000)=ωA(0000)A(0000)=\omega A(0000), while it is non-trivial when ω=1\omega=1. Thus the the rotational eigenspaces of lowest weight 44-boxes in the graph planar algebra are 3 dimensional for ω=1,i,i\omega=1,i,-i, and 4 dimensional for ω=1\omega=-1.

Thus, in each of the following subsections, we list representatives of the rotational orbits of the collapsed loops avoiding the initial spoke. We then list the values of our generators on these loops, and refer to the function lowestWeightCondition in the Mathematica notebook Generators.nb (included with the arXiv sources of this article) for the elementary check of Lemma A.3 that these actually determine a lowest weight vector with the desired rotational eigenvector. Note that this notebook takes quite a while to run on 4442, as it needs to lift the specified values, expressed as particular roots of their minimal polynomials, back to the fixed number field (μ4442)\mathbb{Q}(\mu_{4442}) described below. This notebook also regenerates all the values in accordance with the above lemma, in a format compatible with the FusionAtlas package. This notebook, however, is completely independent of that package. We note that this method of describing lowest weight vectors was implicitly used in [BMPS12], but without explanation of why it is always possible.

A.1. 4442

We give here two generators A0A_{0} and B0B_{0} which are rotational eigenvectors and lowest weight vectors, but are not self adjoint. We’ll correct them in Subsection B.1 by a phase to obtain self-adjoint elements.

The two generators A0,B0A_{0},B_{0} for 4442 have rotational eigenvalues

ωA\displaystyle\omega_{A} =exp(2πi35)\displaystyle=\exp\left(2\pi i\frac{3}{5}\right) ωB\displaystyle\omega_{B} =exp(2πi25)\displaystyle=\exp\left(2\pi i\frac{2}{5}\right)
and we chose square roots σA,σB\sigma_{A},\sigma_{B}:
σA\displaystyle\sigma_{A} =exp(2πi810)\displaystyle=\exp\left(2\pi i\frac{8}{10}\right) σB\displaystyle\sigma_{B} =exp(2πi210).\displaystyle=\exp\left(2\pi i\frac{2}{10}\right).

We express A0,B0A_{0},B_{0} here by giving their coefficients on representatives of the rotational orbits of the collapsed loops. We write these coefficients as algebraic numbers, that is, roots of certain integer coefficient polynomials. Recall that the notation λan,,a0(z)\lambda_{a_{n},\ldots,a_{0}}^{(z)} indicates the root of the polynomial aixi\sum a_{i}x^{i} which is approximately equal to zz. (We give zz to sufficiently high precision that it clearly distinguishes amongst the roots.) In fact, we know that all of these numbers lie in a single number field, but it is a terrifying one: (μ4442)\mathbb{Q}(\mu_{4442}), where μ4442\mu_{4442} is the root of

x16137624x15+8933996874x14350479594607884x13+9011981487580477099x12153965505437561352450336x11+1677614319697333636358399288x1010020910478354387137539071365292x9+14924720493503061057816631839615921x8+106599644350188183735570113321511839620x7+190438222993363250317220258290893662331668x6+186721586395717486269136749424837851231468948x5+116885475358299597752661285079387479235051171199x4+48661380081758389460116404892672194953761868153880x3+13292626196670539867585523753990034583320535147867050x2+2196889811116840388811767217587569058102181055950438988x+171603625204099732635330174190840922237651443646904957481x^{16}-137624x^{15}+8933996874x^{14}-350479594607884x^{13}+9011981487580477099x^{12}-153965505437561352450336x^{11}+1677614319697333636358399288x^{10}-10020910478354387137539071365292x^{9}+14924720493503061057816631839615921x^{8}+106599644350188183735570113321511839620x^{7}+190438222993363250317220258290893662331668x^{6}+186721586395717486269136749424837851231468948x^{5}+116885475358299597752661285079387479235051171199x^{4}+48661380081758389460116404892672194953761868153880x^{3}+13292626196670539867585523753990034583320535147867050x^{2}+2196889811116840388811767217587569058102181055950438988x+171603625204099732635330174190840922237651443646904957481

which is approximately 17589.4+13246.7i17589.4+13246.7i. The polynomials in μ4442\mu_{4442} required to express these numbers themselves tend to be horrific (coefficients whose numerator and denominator may have hundreds of digits), and we chose to spare the reader from the danger of trying to read them. The overenthusiastic may of course view them in the Mathematica notebook. Nevertheless, it is important to remember that the calculation of moments in §B must be performed inside this number field in order to be tractable.

The reason we work with the non-self-adjoint generators A0A_{0} and B0B_{0} is simply that the coefficients of the phase corrected generators require an even larger number field; sufficiently large, in fact, that our computers can’t perform the necessary calculations there!

A0(11112)\displaystyle A_{0}(11112) =λ3941830656,370676736,12897792,5087232,111600,36792,852,6,1(0.009547+0.023000i)\displaystyle=\lambda_{3941830656,370676736,12897792,-5087232,111600,36792,852,-6,1}^{(0.009547+0.023000i)}
A0(11113)\displaystyle A_{0}(11113) =λ1247219856,379505736,55366092,5211378,385155,25407,1422,54,1(0.026510+0.063867i)\displaystyle=\lambda_{1247219856,379505736,55366092,5211378,385155,25407,1422,54,1}^{(0.026510+0.063867i)}
A0(11122)\displaystyle A_{0}(11122) =λ3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1(0.37586+0.02986i)\displaystyle=\lambda_{3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1}^{(-0.37586+0.02986i)}
A0(11123)\displaystyle A_{0}(11123) =λ77951241,40286727,21922488,4650534,645165,27324,2988,27,31(0.13774+0.13191i)\displaystyle=\lambda_{77951241,-40286727,21922488,-4650534,645165,-27324,2988,-27,31}^{(0.13774+0.13191i)}
A0(11132)\displaystyle A_{0}(11132) =λ1247219856,652215888,202145868,6602796,6554925,997056,165888,9768,496(0.115180.15201i)\displaystyle=\lambda_{1247219856,652215888,202145868,6602796,6554925,997056,165888,9768,496}^{(0.11518-0.15201i)}
A0(11133)\displaystyle A_{0}(11133) =λ77951241,34088769,8046702,1582902,130005,10098,2412,24,16(0.223070.01772i)\displaystyle=\lambda_{77951241,-34088769,8046702,-1582902,130005,-10098,2412,24,16}^{(0.22307-0.01772i)}
A0(11212)\displaystyle A_{0}(11212) =λ15397776,13490712,3167748,6096654,2141865,640836,414528,2883,961(0.15040+0.62850i)\displaystyle=\lambda_{15397776,-13490712,3167748,-6096654,2141865,640836,414528,2883,961}^{(-0.15040+0.62850i)}
A0(11213)\displaystyle A_{0}(11213) =λ1247219856,3177168624,5503926672,4667265522,2501734815,231250113,72236142,4203666,122461(0.571581.17710i)\displaystyle=\lambda_{1247219856,3177168624,5503926672,4667265522,2501734815,231250113,72236142,4203666,122461}^{(-0.57158-1.17710i)}
A0(11222)\displaystyle A_{0}(11222) =λ3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1(0.0245490.102591i)\displaystyle=\lambda_{3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1}^{(0.024549-0.102591i)}
A0(11223)\displaystyle A_{0}(11223) =λ1247219856,598818096,213923592,131814378,67404555,2266407,34767,279,1(0.1817050.437753i)\displaystyle=\lambda_{1247219856,-598818096,213923592,-131814378,67404555,-2266407,34767,-279,1}^{(-0.181705-0.437753i)}
A0(11232)\displaystyle A_{0}(11232) =λ1247219856,1315874160,1776121020,856453500,225182025,32508000,1964250,13125,625(0.23036+0.96265i)\displaystyle=\lambda_{1247219856,1315874160,1776121020,856453500,225182025,32508000,1964250,13125,625}^{(-0.23036+0.96265i)}
A0(11233)\displaystyle A_{0}(11233) =λ77951241,49106898,33170958,32103216,9349425,303966,101448,1392,16(0.483030.03838i)\displaystyle=\lambda_{77951241,-49106898,33170958,-32103216,9349425,-303966,101448,1392,16}^{(0.48303-0.03838i)}
A0(11312)\displaystyle A_{0}(11312) =λ1247219856,884877696,195611112,129102498,2093568525,564703758,25239672,2431059,122461(1.042500.79086i)\displaystyle=\lambda_{1247219856,-884877696,195611112,-129102498,2093568525,564703758,25239672,-2431059,122461}^{(1.04250-0.79086i)}
A0(11313)\displaystyle A_{0}(11313) =λ77951241,74852262,35328798,11706039,2207655,166914,12168,432,16(0.08426+0.35214i)\displaystyle=\lambda_{77951241,74852262,35328798,11706039,2207655,166914,12168,432,16}^{(-0.08426+0.35214i)}
A0(11322)\displaystyle A_{0}(11322) =λ35316,24678,7389,168,1(0.3601780.308085i)\displaystyle=\lambda_{35316,-24678,7389,168,1}^{(0.360178-0.308085i)}
A0(11323)\displaystyle A_{0}(11323) =λ77951241,155425716,96700392,79082163,68641425,4964112,278712,144,16(0.18246+0.76250i)\displaystyle=\lambda_{77951241,-155425716,96700392,-79082163,68641425,-4964112,278712,-144,16}^{(-0.18246+0.76250i)}
A0(11332)\displaystyle A_{0}(11332) =λ77951241,121336947,113029263,60444549,17861715,2067174,73368,1248,16(0.413340.25287i)\displaystyle=\lambda_{77951241,121336947,113029263,60444549,17861715,2067174,73368,-1248,16}^{(-0.41334-0.25287i)}
A0(12122)\displaystyle A_{0}(12122) =λ15397776,13490712,3167748,6096654,2141865,640836,414528,2883,961(0.772030.06134i)\displaystyle=\lambda_{15397776,-13490712,3167748,-6096654,2141865,640836,414528,2883,961}^{(0.77203-0.06134i)}
A0(12123)\displaystyle A_{0}(12123) =λ81,108,144,72,16(0.3333+1.0259i)\displaystyle=\lambda_{81,108,144,72,16}^{(-0.3333+1.0259i)}
A0(12132)\displaystyle A_{0}(12132) =λ77951241,75805794,99558072,91700667,145832805,61946748,27924912,9145536,3041536(0.49110.9604i)\displaystyle=\lambda_{77951241,-75805794,99558072,-91700667,145832805,-61946748,27924912,-9145536,3041536}^{(-0.4911-0.9604i)}
A0(12133)\displaystyle A_{0}(12133) =λ77951241,151373205,49269465,15230025,11397915,918000,319500,6000,400(1.152260.09155i)\displaystyle=\lambda_{77951241,-151373205,49269465,15230025,11397915,918000,319500,6000,400}^{(1.15226-0.09155i)}
A0(12213)\displaystyle A_{0}(12213) =λ1247219856,2526859800,1974773520,491005800,55811025,10587375,2076750,45000,625(0.063470.15291i)\displaystyle=\lambda_{1247219856,-2526859800,1974773520,-491005800,55811025,-10587375,2076750,-45000,625}^{(-0.06347-0.15291i)}
A0(12222)\displaystyle A_{0}(12222) =λ3941830656,370676736,12897792,5087232,111600,36792,852,6,1(0.075927+0.046450i)\displaystyle=\lambda_{3941830656,370676736,12897792,-5087232,111600,36792,852,-6,1}^{(0.075927+0.046450i)}
A0(12223)\displaystyle A_{0}(12223) =λ77951241,31228173,13579083,7130106,2059425,324216,29448,1458,31(0.134970.38939i)\displaystyle=\lambda_{77951241,31228173,13579083,7130106,2059425,324216,29448,1458,31}^{(0.13497-0.38939i)}
A0(12232)\displaystyle A_{0}(12232) =λ1247219856,1670588064,268120368,1191806622,1842147765,527829912,98070912,6203229,122461(0.491130.87531i)\displaystyle=\lambda_{1247219856,1670588064,-268120368,1191806622,1842147765,-527829912,98070912,-6203229,122461}^{(0.49113-0.87531i)}
A0(12233)\displaystyle A_{0}(12233) =λ77951241,83195667,22443723,14206509,7526925,899316,106308,48,16(0.70611+0.05610i)\displaystyle=\lambda_{77951241,83195667,22443723,14206509,7526925,-899316,106308,-48,16}^{(-0.70611+0.05610i)}
A0(12313)\displaystyle A_{0}(12313) =λ77951241,175449888,329852088,416257056,333376560,158331456,44336448,6899328,476416(0.07491+1.38254i)\displaystyle=\lambda_{77951241,-175449888,329852088,-416257056,333376560,-158331456,44336448,-6899328,476416}^{(0.07491+1.38254i)}
A0(12322)\displaystyle A_{0}(12322) =λ1247219856,884877696,195611112,129102498,2093568525,564703758,25239672,2431059,122461(0.55570+0.83581i)\displaystyle=\lambda_{1247219856,-884877696,195611112,-129102498,2093568525,564703758,25239672,-2431059,122461}^{(-0.55570+0.83581i)}
A0(12323)\displaystyle A_{0}(12323) =λ77951241,325154412,587305728,611166384,426416400,193325184,52769088,7788672,476416(0.243430.67826i)\displaystyle=\lambda_{77951241,325154412,587305728,611166384,426416400,193325184,52769088,7788672,476416}^{(-0.24343-0.67826i)}
A0(12332)\displaystyle A_{0}(12332) =λ77951241,134686395,185147775,112077675,34665165,5968350,586800,24000,400(0.031564+0.019310i)\displaystyle=\lambda_{77951241,-134686395,185147775,-112077675,34665165,-5968350,586800,-24000,400}^{(0.031564+0.019310i)}
A0(13132)\displaystyle A_{0}(13132) =λ190096,298224,48892,140748,31635,79392,9592,14424,29776(1.17270.5217i)\displaystyle=\lambda_{190096,-298224,48892,140748,-31635,79392,9592,14424,29776}^{(1.1727-0.5217i)}
A0(13133)\displaystyle A_{0}(13133) =λ11881,31174,44152,52112,25680,11968,17152,1024,4096(1.3384+0.1063i)\displaystyle=\lambda_{11881,31174,44152,52112,25680,11968,17152,-1024,4096}^{(-1.3384+0.1063i)}
A0(13222)\displaystyle A_{0}(13222) =λ3041536,390656,219552,53008,49325,14677,3417,389,31(0.26442+0.27576i)\displaystyle=\lambda_{3041536,-390656,219552,-53008,49325,-14677,3417,-389,31}^{(-0.26442+0.27576i)}
A0(13223)\displaystyle A_{0}(13223) =λ190096,419432,437068,227614,74265,12256,2458,97,1(0.906340.55448i)\displaystyle=\lambda_{190096,419432,437068,227614,74265,-12256,2458,97,1}^{(-0.90634-0.55448i)}
A0(13232)\displaystyle A_{0}(13232) =λ190096,298224,48892,140748,31635,79392,9592,14424,29776(0.6626+0.0854i)\displaystyle=\lambda_{190096,-298224,48892,140748,-31635,79392,9592,14424,29776}^{(-0.6626+0.0854i)}
A0(13233)\displaystyle A_{0}(13233) =λ11881,15587,11038,6514,1605,374,268,8,16(0.66920.0532i)\displaystyle=\lambda_{11881,-15587,11038,-6514,1605,-374,268,8,16}^{(0.6692-0.0532i)}
A0(13322)\displaystyle A_{0}(13322) =λ190096,155216,93912,6998,10335,2908,1022,39,1(0.251740.60649i)\displaystyle=\lambda_{190096,155216,93912,6998,-10335,-2908,1022,39,1}^{(-0.25174-0.60649i)}
A0(13323)\displaystyle A_{0}(13323) =λ11881,3052,1228,1861,255,1174,628,152,16(0.2574+0.6200i)\displaystyle=\lambda_{11881,-3052,1228,1861,255,-1174,628,-152,16}^{(0.2574+0.6200i)}
A0(22223)\displaystyle A_{0}(22223) =λ1247219856,379505736,55366092,5211378,385155,25407,1422,54,1(0.026510+0.063867i)\displaystyle=\lambda_{1247219856,379505736,55366092,5211378,385155,25407,1422,54,1}^{(0.026510+0.063867i)}
A0(22233)\displaystyle A_{0}(22233) =λ77951241,34088769,8046702,1582902,130005,10098,2412,24,16(0.223070.01772i)\displaystyle=\lambda_{77951241,-34088769,8046702,-1582902,130005,-10098,2412,24,16}^{(0.22307-0.01772i)}
A0(22323)\displaystyle A_{0}(22323) =λ77951241,74852262,35328798,11706039,2207655,166914,12168,432,16(0.08426+0.35214i)\displaystyle=\lambda_{77951241,74852262,35328798,11706039,2207655,166914,12168,432,16}^{(-0.08426+0.35214i)}
A0(23233)\displaystyle A_{0}(23233) =λ11881,31174,44152,52112,25680,11968,17152,1024,4096(1.3384+0.1063i)\displaystyle=\lambda_{11881,31174,44152,52112,25680,11968,17152,-1024,4096}^{(-1.3384+0.1063i)}
B0(11112)\displaystyle B_{0}(11112) =λ3941830656,370676736,12897792,5087232,111600,36792,852,6,1(0.075927+0.046450i)\displaystyle=\lambda_{3941830656,370676736,12897792,-5087232,111600,36792,852,-6,1}^{(0.075927+0.046450i)}
B0(11113)\displaystyle B_{0}(11113) =λ1247219856,379505736,55366092,5211378,385155,25407,1422,54,1(0.0589880.036087i)\displaystyle=\lambda_{1247219856,379505736,55366092,5211378,385155,25407,1422,54,1}^{(-0.058988-0.036087i)}
B0(11122)\displaystyle B_{0}(11122) =λ3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1(0.0245490.102591i)\displaystyle=\lambda_{3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1}^{(0.024549-0.102591i)}
B0(11123)\displaystyle B_{0}(11123) =λ77951241,40286727,21922488,4650534,645165,27324,2988,27,31(0.11968+0.39436i)\displaystyle=\lambda_{77951241,-40286727,21922488,-4650534,645165,-27324,2988,-27,31}^{(0.11968+0.39436i)}
B0(11132)\displaystyle B_{0}(11132) =λ1247219856,652215888,202145868,6602796,6554925,997056,165888,9768,496(0.28523+0.29746i)\displaystyle=\lambda_{1247219856,652215888,202145868,6602796,6554925,997056,165888,9768,496}^{(-0.28523+0.29746i)}
B0(11133)\displaystyle B_{0}(11133) =λ77951241,34088769,8046702,1582902,130005,10098,2412,24,16(0.052080.21763i)\displaystyle=\lambda_{77951241,-34088769,8046702,-1582902,130005,-10098,2412,24,16}^{(0.05208-0.21763i)}
B0(11212)\displaystyle B_{0}(11212) =λ15397776,13490712,3167748,6096654,2141865,640836,414528,2883,961(0.772030.06134i)\displaystyle=\lambda_{15397776,-13490712,3167748,-6096654,2141865,640836,414528,2883,961}^{(0.77203-0.06134i)}
B0(11213)\displaystyle B_{0}(11213) =λ1247219856,3177168624,5503926672,4667265522,2501734815,231250113,72236142,4203666,122461(0.680710.73758i)\displaystyle=\lambda_{1247219856,3177168624,5503926672,4667265522,2501734815,231250113,72236142,4203666,122461}^{(-0.68071-0.73758i)}
B0(11222)\displaystyle B_{0}(11222) =λ3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1(0.37586+0.02986i)\displaystyle=\lambda_{3941830656,2911168512,562837248,25208064,6989040,233784,7428,42,1}^{(-0.37586+0.02986i)}
B0(11223)\displaystyle B_{0}(11223) =λ1247219856,598818096,213923592,131814378,67404555,2266407,34767,279,1(0.404307+0.247347i)\displaystyle=\lambda_{1247219856,-598818096,213923592,-131814378,67404555,-2266407,34767,-279,1}^{(0.404307+0.247347i)}
B0(11232)\displaystyle B_{0}(11232) =λ1247219856,1315874160,1776121020,856453500,225182025,32508000,1964250,13125,625(0.16504+0.01311i)\displaystyle=\lambda_{1247219856,1315874160,1776121020,856453500,225182025,32508000,1964250,13125,625}^{(-0.16504+0.01311i)}
B0(11233)\displaystyle B_{0}(11233) =λ77951241,49106898,33170958,32103216,9349425,303966,101448,1392,16(0.16485+0.68888i)\displaystyle=\lambda_{77951241,-49106898,33170958,-32103216,9349425,-303966,101448,1392,16}^{(-0.16485+0.68888i)}
B0(11312)\displaystyle B_{0}(11312) =λ1247219856,884877696,195611112,129102498,2093568525,564703758,25239672,2431059,122461(0.55570+0.83581i)\displaystyle=\lambda_{1247219856,-884877696,195611112,-129102498,2093568525,564703758,25239672,-2431059,122461}^{(-0.55570+0.83581i)}
B0(11313)\displaystyle B_{0}(11313) =λ77951241,74852262,35328798,11706039,2207655,166914,12168,432,16(0.36094+0.02868i)\displaystyle=\lambda_{77951241,74852262,35328798,11706039,2207655,166914,12168,432,16}^{(-0.36094+0.02868i)}
B0(11322)\displaystyle B_{0}(11322) =λ35316,24678,7389,168,1(0.3601780.308085i)\displaystyle=\lambda_{35316,-24678,7389,168,1}^{(0.360178-0.308085i)}
B0(11323)\displaystyle B_{0}(11323) =λ77951241,155425716,96700392,79082163,68641425,4964112,278712,144,16(1.142510.09077i)\displaystyle=\lambda_{77951241,-155425716,96700392,-79082163,68641425,-4964112,278712,-144,16}^{(1.14251-0.09077i)}
B0(11332)\displaystyle B_{0}(11332) =λ77951241,121336947,113029263,60444549,17861715,2067174,73368,1248,16(0.271550.65421i)\displaystyle=\lambda_{77951241,121336947,113029263,60444549,17861715,2067174,73368,-1248,16}^{(-0.27155-0.65421i)}
B0(12122)\displaystyle B_{0}(12122) =λ15397776,13490712,3167748,6096654,2141865,640836,414528,2883,961(0.15040+0.62850i)\displaystyle=\lambda_{15397776,-13490712,3167748,-6096654,2141865,640836,414528,2883,961}^{(-0.15040+0.62850i)}
B0(12123)\displaystyle B_{0}(12123) =λ81,108,144,72,16(0.33331.0259i)\displaystyle=\lambda_{81,108,144,72,16}^{(-0.3333-1.0259i)}
B0(12132)\displaystyle B_{0}(12132) =λ77951241,75805794,99558072,91700667,145832805,61946748,27924912,9145536,3041536(0.76160.7639i)\displaystyle=\lambda_{77951241,-75805794,99558072,-91700667,145832805,-61946748,27924912,-9145536,3041536}^{(0.7616-0.7639i)}
B0(12133)\displaystyle B_{0}(12133) =λ77951241,151373205,49269465,15230025,11397915,918000,319500,6000,400(0.008611+0.035986i)\displaystyle=\lambda_{77951241,-151373205,49269465,15230025,11397915,918000,319500,6000,400}^{(-0.008611+0.035986i)}
B0(12213)\displaystyle B_{0}(12213) =λ1247219856,2526859800,1974773520,491005800,55811025,10587375,2076750,45000,625(0.84435+0.51656i)\displaystyle=\lambda_{1247219856,-2526859800,1974773520,-491005800,55811025,-10587375,2076750,-45000,625}^{(0.84435+0.51656i)}
B0(12222)\displaystyle B_{0}(12222) =λ3941830656,370676736,12897792,5087232,111600,36792,852,6,1(0.009547+0.023000i)\displaystyle=\lambda_{3941830656,370676736,12897792,-5087232,111600,36792,852,-6,1}^{(0.009547+0.023000i)}
B0(12223)\displaystyle B_{0}(12223) =λ77951241,31228173,13579083,7130106,2059425,324216,29448,1458,31(0.188970.02576i)\displaystyle=\lambda_{77951241,31228173,13579083,7130106,2059425,324216,29448,1458,31}^{(-0.18897-0.02576i)}
B0(12232)\displaystyle B_{0}(12232) =λ1247219856,1670588064,268120368,1191806622,1842147765,527829912,98070912,6203229,122461(1.29611+0.17986i)\displaystyle=\lambda_{1247219856,1670588064,-268120368,1191806622,1842147765,-527829912,98070912,-6203229,122461}^{(-1.29611+0.17986i)}
B0(12233)\displaystyle B_{0}(12233) =λ77951241,83195667,22443723,14206509,7526925,899316,106308,48,16(0.112770.47125i)\displaystyle=\lambda_{77951241,83195667,22443723,14206509,7526925,-899316,106308,-48,16}^{(0.11277-0.47125i)}
B0(12313)\displaystyle B_{0}(12313) =λ77951241,175449888,329852088,416257056,333376560,158331456,44336448,6899328,476416(0.569840.44112i)\displaystyle=\lambda_{77951241,-175449888,329852088,-416257056,333376560,-158331456,44336448,-6899328,476416}^{(0.56984-0.44112i)}
B0(12322)\displaystyle B_{0}(12322) =λ1247219856,884877696,195611112,129102498,2093568525,564703758,25239672,2431059,122461(1.042500.79086i)\displaystyle=\lambda_{1247219856,-884877696,195611112,-129102498,2093568525,564703758,25239672,-2431059,122461}^{(1.04250-0.79086i)}
B0(12323)\displaystyle B_{0}(12323) =λ77951241,325154412,587305728,611166384,426416400,193325184,52769088,7788672,476416(1.29172+0.49847i)\displaystyle=\lambda_{77951241,325154412,587305728,611166384,426416400,193325184,52769088,7788672,476416}^{(-1.29172+0.49847i)}
B0(12332)\displaystyle B_{0}(12332) =λ77951241,134686395,185147775,112077675,34665165,5968350,586800,24000,400(0.44313+1.06757i)\displaystyle=\lambda_{77951241,-134686395,185147775,-112077675,34665165,-5968350,586800,-24000,400}^{(0.44313+1.06757i)}
B0(13132)\displaystyle B_{0}(13132) =λ190096,298224,48892,140748,31635,79392,9592,14424,29776(0.6626+0.0854i)\displaystyle=\lambda_{190096,-298224,48892,140748,-31635,79392,9592,14424,29776}^{(-0.6626+0.0854i)}
B0(13133)\displaystyle B_{0}(13133) =λ11881,31174,44152,52112,25680,11968,17152,1024,4096(0.3125+1.3058i)\displaystyle=\lambda_{11881,31174,44152,52112,25680,11968,17152,-1024,4096}^{(-0.3125+1.3058i)}
B0(13222)\displaystyle B_{0}(13222) =λ3041536,390656,219552,53008,49325,14677,3417,389,31(0.106780.14092i)\displaystyle=\lambda_{3041536,-390656,219552,-53008,49325,-14677,3417,-389,31}^{(0.10678-0.14092i)}
B0(13223)\displaystyle B_{0}(13223) =λ190096,419432,437068,227614,74265,12256,2458,97,1(0.278650.67130i)\displaystyle=\lambda_{190096,419432,437068,227614,74265,-12256,2458,97,1}^{(-0.27865-0.67130i)}
B0(13232)\displaystyle B_{0}(13232) =λ190096,298224,48892,140748,31635,79392,9592,14424,29776(1.17270.5217i)\displaystyle=\lambda_{190096,-298224,48892,140748,-31635,79392,9592,14424,29776}^{(1.1727-0.5217i)}
B0(13233)\displaystyle B_{0}(13233) =λ11881,15587,11038,6514,1605,374,268,8,16(0.15620.6529i)\displaystyle=\lambda_{11881,-15587,11038,-6514,1605,-374,268,8,16}^{(0.1562-0.6529i)}
B0(13322)\displaystyle B_{0}(13322) =λ190096,155216,93912,6998,10335,2908,1022,39,1(0.383190.23443i)\displaystyle=\lambda_{190096,155216,93912,6998,-10335,-2908,1022,39,1}^{(-0.38319-0.23443i)}
B0(13323)\displaystyle B_{0}(13323) =λ11881,3052,1228,1861,255,1174,628,152,16(0.57270.3503i)\displaystyle=\lambda_{11881,-3052,1228,1861,255,-1174,628,-152,16}^{(-0.5727-0.3503i)}
B0(22223)\displaystyle B_{0}(22223) =λ1247219856,379505736,55366092,5211378,385155,25407,1422,54,1(0.0589880.036087i)\displaystyle=\lambda_{1247219856,379505736,55366092,5211378,385155,25407,1422,54,1}^{(-0.058988-0.036087i)}
B0(22233)\displaystyle B_{0}(22233) =λ77951241,34088769,8046702,1582902,130005,10098,2412,24,16(0.052080.21763i)\displaystyle=\lambda_{77951241,-34088769,8046702,-1582902,130005,-10098,2412,24,16}^{(0.05208-0.21763i)}
B0(22323)\displaystyle B_{0}(22323) =λ77951241,74852262,35328798,11706039,2207655,166914,12168,432,16(0.36094+0.02868i)\displaystyle=\lambda_{77951241,74852262,35328798,11706039,2207655,166914,12168,432,16}^{(-0.36094+0.02868i)}
B0(23233)\displaystyle B_{0}(23233) =λ11881,31174,44152,52112,25680,11968,17152,1024,4096(0.3125+1.3058i)\displaystyle=\lambda_{11881,31174,44152,52112,25680,11968,17152,-1024,4096}^{(-0.3125+1.3058i)}

A.2. 3333

The self-adjoint generators A,BA,B of P3333P_{\bullet}^{3333} have chiralities σA=1\sigma_{A}=1 and σB=1\sigma_{B}=1. Their values on collapsed loops are as follows:

A(1112)\displaystyle A(1112) =14(25)\displaystyle=\frac{1}{4}\left(2-\sqrt{5}\right) A(1113)\displaystyle A(1113) =18(357)\displaystyle=\frac{1}{8}\left(3\sqrt{5}-7\right)
A(1122)\displaystyle A(1122) =14(53)\displaystyle=\frac{1}{4}\left(\sqrt{5}-3\right) A(1123)\displaystyle A(1123) =18(35)\displaystyle=\frac{1}{8}\left(3-\sqrt{5}\right)
A(1132)\displaystyle A(1132) =18(35)\displaystyle=\frac{1}{8}\left(3-\sqrt{5}\right) A(1133)\displaystyle A(1133) =14(35)\displaystyle=\frac{1}{4}\left(3-\sqrt{5}\right)
A(1212)\displaystyle A(1212) =14(51)\displaystyle=\frac{1}{4}\left(\sqrt{5}-1\right) A(1213)\displaystyle A(1213) =18(15)\displaystyle=\frac{1}{8}\left(-1-\sqrt{5}\right)
A(1222)\displaystyle A(1222) =14(25)\displaystyle=\frac{1}{4}\left(2-\sqrt{5}\right) A(1223)\displaystyle A(1223) =18(51)\displaystyle=\frac{1}{8}\left(\sqrt{5}-1\right)
A(1232)\displaystyle A(1232) =18(51)\displaystyle=\frac{1}{8}\left(\sqrt{5}-1\right) A(1233)\displaystyle A(1233) =14\displaystyle=-\frac{1}{4}
A(1313)\displaystyle A(1313) =14(35)\displaystyle=\frac{1}{4}\left(3-\sqrt{5}\right) A(1322)\displaystyle A(1322) =18(51)\displaystyle=\frac{1}{8}\left(\sqrt{5}-1\right)
A(1323)\displaystyle A(1323) =14\displaystyle=\frac{1}{4} A(1332)\displaystyle A(1332) =14\displaystyle=-\frac{1}{4}
A(1333)\displaystyle A(1333) =18(357)\displaystyle=\frac{1}{8}\left(3\sqrt{5}-7\right) A(2223)\displaystyle A(2223) =18(35)\displaystyle=\frac{1}{8}\left(3-\sqrt{5}\right)
A(2233)\displaystyle A(2233) =0\displaystyle=0 A(2323)\displaystyle A(2323) =12\displaystyle=-\frac{1}{2}
A(2333)\displaystyle A(2333) =18(35)\displaystyle=\frac{1}{8}\left(3-\sqrt{5}\right)
B(1112)\displaystyle B(1112) =18(7515)\displaystyle=\frac{1}{8}\left(7\sqrt{5}-15\right) B(1113)\displaystyle B(1113) =18(53)\displaystyle=\frac{1}{8}\left(\sqrt{5}-3\right)
B(1122)\displaystyle B(1122) =12(25)\displaystyle=\frac{1}{2}\left(2-\sqrt{5}\right) B(1123)\displaystyle B(1123) =14\displaystyle=\frac{1}{4}
B(1132)\displaystyle B(1132) =14\displaystyle=\frac{1}{4} B(1133)\displaystyle B(1133) =12(25)\displaystyle=\frac{1}{2}\left(2-\sqrt{5}\right)
B(1212)\displaystyle B(1212) =14(535)\displaystyle=\frac{1}{4}\left(5-3\sqrt{5}\right) B(1213)\displaystyle B(1213) =14(25)\displaystyle=\frac{1}{4}\left(2-\sqrt{5}\right)
B(1222)\displaystyle B(1222) =18(7515)\displaystyle=\frac{1}{8}\left(7\sqrt{5}-15\right) B(1223)\displaystyle B(1223) =18(535)\displaystyle=\frac{1}{8}\left(5-3\sqrt{5}\right)
B(1232)\displaystyle B(1232) =18(1+5)\displaystyle=\frac{1}{8}\left(1+\sqrt{5}\right) B(1233)\displaystyle B(1233) =18(357)\displaystyle=\frac{1}{8}\left(3\sqrt{5}-7\right)
B(1313)\displaystyle B(1313) =12\displaystyle=\frac{1}{2} B(1322)\displaystyle B(1322) =18(535)\displaystyle=\frac{1}{8}\left(5-3\sqrt{5}\right)
B(1323)\displaystyle B(1323) =18(55)\displaystyle=\frac{1}{8}\left(\sqrt{5}-5\right) B(1332)\displaystyle B(1332) =18(357)\displaystyle=\frac{1}{8}\left(3\sqrt{5}-7\right)
B(1333)\displaystyle B(1333) =18(53)\displaystyle=\frac{1}{8}\left(\sqrt{5}-3\right) B(2223)\displaystyle B(2223) =14(945)\displaystyle=\frac{1}{4}\left(9-4\sqrt{5}\right)
B(2233)\displaystyle B(2233) =52\displaystyle=\sqrt{5}-2 B(2323)\displaystyle B(2323) =14(357)\displaystyle=\frac{1}{4}\left(3\sqrt{5}-7\right)
B(2333)\displaystyle B(2333) =14(945)\displaystyle=\frac{1}{4}\left(9-4\sqrt{5}\right)

Clearly all of these entries lie in the field (5)\mathbb{Q}(\sqrt{5}).

A.3. 3311

The self-adjoint generators A,BA,B of P3311P_{\bullet}^{3311} have chiralities σA=i\sigma_{A}=i, ωA=σA2=1\omega_{A}=\sigma_{A}^{2}=-1, and σB=ωB=1\sigma_{B}=\omega_{B}=1. Their values on collapsed loops are as follows:

A(1112)\displaystyle A(1112) =16(953)\displaystyle=\frac{1}{6}\left(9-5\sqrt{3}\right) A(1113)\displaystyle A(1113) =16(335)\displaystyle=\frac{1}{6}\left(3\sqrt{3}-5\right)
A(1123)\displaystyle A(1123) =13(31)\displaystyle=\frac{1}{3}\left(\sqrt{3}-1\right) A(1132)\displaystyle A(1132) =13(13)\displaystyle=\frac{1}{3}\left(1-\sqrt{3}\right)
A(1212)\displaystyle A(1212) =16(539)\displaystyle=\frac{1}{6}\left(5\sqrt{3}-9\right) A(1213)\displaystyle A(1213) =16(33)\displaystyle=\frac{1}{6}\left(\sqrt{3}-3\right)
A(1232)\displaystyle A(1232) =13(31)\displaystyle=\frac{1}{3}\left(\sqrt{3}-1\right) A(1313)\displaystyle A(1313) =16(733)\displaystyle=\frac{1}{6}\left(7-3\sqrt{3}\right)
A(1323)\displaystyle A(1323) =13(13)\displaystyle=\frac{1}{3}\left(1-\sqrt{3}\right) A(2323)\displaystyle A(2323) =0\displaystyle=0
B(1112)\displaystyle B(1112) =14(953)\displaystyle=\frac{1}{4}\left(9-5\sqrt{3}\right) B(1113)\displaystyle B(1113) =112(33)\displaystyle=\frac{1}{12}\left(\sqrt{3}-3\right)
B(1123)\displaystyle B(1123) =16(33)\displaystyle=\frac{1}{6}\left(3-\sqrt{3}\right) B(1132)\displaystyle B(1132) =16(33)\displaystyle=\frac{1}{6}\left(3-\sqrt{3}\right)
B(1212)\displaystyle B(1212) =14(13321)\displaystyle=\frac{1}{4}\left(13\sqrt{3}-21\right) B(1213)\displaystyle B(1213) =14(33)\displaystyle=\frac{1}{4}\left(\sqrt{3}-3\right)
B(1232)\displaystyle B(1232) =16(7315)\displaystyle=\frac{1}{6}\left(7\sqrt{3}-15\right) B(1313)\displaystyle B(1313) =112(13)\displaystyle=\frac{1}{12}\left(1-\sqrt{3}\right)
B(1323)\displaystyle B(1323) =16(31)\displaystyle=\frac{1}{6}\left(\sqrt{3}-1\right) B(2323)\displaystyle B(2323) =13(232)\displaystyle=\frac{1}{3}\left(2\sqrt{3}-2\right)

Clearly these entries all lie in (3)\mathbb{Q}(\sqrt{3}).

A.4. 2221

As in Subsection A.1, we work with non-self-adjoint generators for 22212221. We will correct them by phases in Subsection B.4 to get self-adjoint elements.

The generators A0,B0A_{0},B_{0} have rotational eigenvalues

ωA=exp(2πi13)ωB=1\omega_{A}=\exp\left(2\pi i\frac{1}{3}\right)\hskip 56.9055pt\omega_{B}=1

for which we choose square roots

σA=exp(2πi46)σB=1.\sigma_{A}=\exp\left(2\pi i\frac{4}{6}\right)\hskip 56.9055pt\sigma_{B}=1.

Their values on collapsed loops are as follows:

A0(112)\displaystyle A_{0}(112) =λ9,9,9,18,21,12,12,6,1(0.57620.5412i)\displaystyle=\lambda_{9,9,9,-18,21,-12,12,-6,1}^{(0.5762-0.5412i)} A0(113)\displaystyle A_{0}(113) =λ81,81,54,27,27,9,6,3,1(0.4208+0.3953i)\displaystyle=\lambda_{81,81,54,-27,-27,-9,6,3,1}^{(-0.4208+0.3953i)}
A0(122)\displaystyle A_{0}(122) =λ9,9,9,18,21,12,12,6,1(0.3194+0.0964i)\displaystyle=\lambda_{9,9,9,-18,21,-12,12,-6,1}^{(0.3194+0.0964i)} A0(123)\displaystyle A_{0}(123) =λ9,9,12,3,1(0.63191.0945i)\displaystyle=\lambda_{9,9,12,-3,1}^{(-0.6319-1.0945i)}
A0(132)\displaystyle A_{0}(132) =λ9,27,30,12,1(1.1319+0.5621i)\displaystyle=\lambda_{9,27,30,12,1}^{(-1.1319+0.5621i)} A0(223)\displaystyle A_{0}(223) =λ81,81,54,27,27,9,6,3,1(0.4208+0.3953i)\displaystyle=\lambda_{81,81,54,-27,-27,-9,6,3,1}^{(-0.4208+0.3953i)}
B0(112)\displaystyle B_{0}(112) =λ225,45,288,45,201,39,36,3,1(0.06050.1502i)\displaystyle=\lambda_{225,-45,288,-45,201,-39,36,3,1}^{(-0.0605-0.1502i)} B0(113)\displaystyle B_{0}(113) =λ45,36,42,3,1(0.35280.8759i)\displaystyle=\lambda_{45,36,42,3,-1}^{(-0.3528-0.8759i)}
B0(122)\displaystyle B_{0}(122) =λ225,45,288,45,201,39,36,3,1(0.3396+0.8433i)\displaystyle=\lambda_{225,-45,288,-45,201,-39,36,3,1}^{(0.3396+0.8433i)} B0(123)\displaystyle B_{0}(123) =λ45,54,24,39,5(0.9110+0.8759i)\displaystyle=\lambda_{45,54,24,-39,5}^{(-0.9110+0.8759i)}
B0(132)\displaystyle B_{0}(132) =16(3+21)\displaystyle=\frac{1}{6}\left(3+\sqrt{21}\right) B0(223)\displaystyle B_{0}(223) =λ45,36,42,3,1(0.35280.8759i)\displaystyle=\lambda_{45,36,42,3,-1}^{(-0.3528-0.8759i)}

These entries all lie in the number field (μ2221)\mathbb{Q}(\mu_{2221}) where μ2221\mu_{2221} is the root of

x818x7345x6+7146x5+84726x41458918x313821786x2+101759328x+1245393549x^{8}-18x^{7}-345x^{6}+7146x^{5}+84726x^{4}-1458918x^{3}-13821786x^{2}+101759328x+1245393549

which is approximately 14.85+9.90i14.85+9.90i.

In fact, we could have tried working directly with self-adjoint generators, but this would have required a degree 32 number field. We could still calculate the requisite moments; however, we could not express the values of the generators on collapsed loops in the above compact form, and instead, we would have to write out the 32 coefficients in the number field for each value.

Appendix B Moments

In the following subsections, we give the quadratic and cubic moments for our generators calculated directly from the graph planar algebra. Recall that the generators given in Appendix A are not normalized, so Tr(A2)\operatorname{Tr}(A^{2}) and Tr(B2)\operatorname{Tr}(B^{2}) need not be equal to 11.

B.1. 4442

Recall from Appendix A.1 that the generators given for 44424442 are not self-adjoint, since it would require working in an even larger number field (as if (μ4442)\mathbb{Q}(\mu_{4442}) isn’t terrifying enough)! However, for each non self-adjoint S0𝔅0S_{0}\in{\mathfrak{B}}_{0}, there is a γSU(1)\gamma_{S}\in U(1) such that S=γSS0S=\gamma_{S}S_{0} is self-adjoint. Hence we compute the moments in the graph planar algebra using the non self-adjoint generators, and we correct them afterward to agree with what we would get from first making our generators self-adjoint. This amounts to multiplying the moment by the correction factor for each generator that appears, e.g.,

Tr(A2B)=Tr((γAA0)2γBB0)=γA2γBTr(A02B0).\operatorname{Tr}(A^{2}B)=\operatorname{Tr}((\gamma_{A}A_{0})^{2}\gamma_{B}B_{0})=\gamma_{A}^{2}\gamma_{B}\operatorname{Tr}(A_{0}^{2}B_{0}).

In the case of 4442, the correction factors for A0,B0A_{0},B_{0} are equal and given by

γA=γB=4378721355872+1436i152(15943+39335),\gamma_{A}=\gamma_{B}=\sqrt{\frac{437}{872}-\frac{135\sqrt{5}}{872}+\frac{1}{436}i\sqrt{\frac{15}{2}\left(15943+3933\sqrt{5}\right)}},

and the corrected moments are as follows:

Tr(A2)\displaystyle\operatorname{Tr}(A^{2}) =1270613101511881+5682354525511881\displaystyle=\sqrt{\frac{12706131015}{11881}+\frac{5682354525\sqrt{5}}{11881}}
Tr(AB)\displaystyle\operatorname{Tr}(AB) =0\displaystyle=0
Tr(B2)\displaystyle\operatorname{Tr}(B^{2}) =1270613101511881+5682354525511881\displaystyle=\sqrt{\frac{12706131015}{11881}+\frac{5682354525\sqrt{5}}{11881}}
Tr(A3)\displaystyle\operatorname{Tr}(A^{3}) =367680213110252590058+1644315900907552590058\displaystyle=\sqrt{\frac{36768021311025}{2590058}+\frac{16443159009075\sqrt{5}}{2590058}}
Tr(A2B)\displaystyle\operatorname{Tr}(A^{2}B) =252011767156651295029+1127030884983051295029\displaystyle=-\sqrt{\frac{25201176715665}{1295029}+\frac{11270308849830\sqrt{5}}{1295029}}
Tr(AB2)\displaystyle\operatorname{Tr}(AB^{2}) =252011767156651295029+1127030884983051295029\displaystyle=-\sqrt{\frac{25201176715665}{1295029}+\frac{11270308849830\sqrt{5}}{1295029}}
Tr(B3)\displaystyle\operatorname{Tr}(B^{3}) =367680213110252590058+1644315900907552590058\displaystyle=\sqrt{\frac{36768021311025}{2590058}+\frac{16443159009075\sqrt{5}}{2590058}}
Tr(Aˇ2)\displaystyle\operatorname{Tr}(\check{A}^{2}) =1270613101511881+5682354525511881\displaystyle=\sqrt{\frac{12706131015}{11881}+\frac{5682354525\sqrt{5}}{11881}}
Tr(AˇBˇ)\displaystyle\operatorname{Tr}(\check{A}\check{B}) =0\displaystyle=0
Tr(Bˇ2)\displaystyle\operatorname{Tr}(\check{B}^{2}) =1270613101511881+5682354525511881\displaystyle=\sqrt{\frac{12706131015}{11881}+\frac{5682354525\sqrt{5}}{11881}}
Tr(Aˇ3)\displaystyle\operatorname{Tr}(\check{A}^{3}) =367680213110252590058+1644315900907552590058\displaystyle=\sqrt{\frac{36768021311025}{2590058}+\frac{16443159009075\sqrt{5}}{2590058}}
Tr(Aˇ2Bˇ)\displaystyle\operatorname{Tr}(\check{A}^{2}\check{B}) =252011767156651295029+1127030884983051295029\displaystyle=-\sqrt{\frac{25201176715665}{1295029}+\frac{11270308849830\sqrt{5}}{1295029}}
Tr(AˇBˇ2)\displaystyle\operatorname{Tr}(\check{A}\check{B}^{2}) =252011767156651295029+1127030884983051295029\displaystyle=-\sqrt{\frac{25201176715665}{1295029}+\frac{11270308849830\sqrt{5}}{1295029}}
Tr(Bˇ3)\displaystyle\operatorname{Tr}(\check{B}^{3}) =367680213110252590058+1644315900907552590058\displaystyle=\sqrt{\frac{36768021311025}{2590058}+\frac{16443159009075\sqrt{5}}{2590058}}

B.2. 3333

Since the generators of 3333 are self-adjoint, no corrections are needed. The moments are as follows:

Tr(A2)\displaystyle\operatorname{Tr}(A^{2}) =12(11+55)\displaystyle=\frac{1}{2}\left(11+5\sqrt{5}\right) Tr(Aˇ2)\displaystyle\operatorname{Tr}(\check{A}^{2}) =12(11+55)\displaystyle=\frac{1}{2}\left(11+5\sqrt{5}\right)
Tr(AB)\displaystyle\operatorname{Tr}(AB) =0\displaystyle=0 Tr(AˇBˇ)\displaystyle\operatorname{Tr}(\check{A}\check{B}) =0\displaystyle=0
Tr(B2)\displaystyle\operatorname{Tr}(B^{2}) =6+35\displaystyle=6+3\sqrt{5} Tr(Bˇ2)\displaystyle\operatorname{Tr}(\check{B}^{2}) =6+35\displaystyle=6+3\sqrt{5}
Tr(A3)\displaystyle\operatorname{Tr}(A^{3}) =18(27125)\displaystyle=\frac{1}{8}\left(-27-12\sqrt{5}\right) Tr(Aˇ3)\displaystyle\operatorname{Tr}(\check{A}^{3}) =0\displaystyle=0
Tr(A2B)\displaystyle\operatorname{Tr}(A^{2}B) =116(25115)\displaystyle=\frac{1}{16}\left(-25-11\sqrt{5}\right) Tr(Aˇ2Bˇ)\displaystyle\operatorname{Tr}(\check{A}^{2}\check{B}) =1234+5554\displaystyle=-\sqrt{\frac{123}{4}+\frac{55\sqrt{5}}{4}}
Tr(AB2)\displaystyle\operatorname{Tr}(AB^{2}) =116(63+275)\displaystyle=\frac{1}{16}\left(63+27\sqrt{5}\right) Tr(AˇBˇ2)\displaystyle\operatorname{Tr}(\check{A}\check{B}^{2}) =0\displaystyle=0
Tr(B3)\displaystyle\operatorname{Tr}(B^{3}) =18(15+65)\displaystyle=\frac{1}{8}\left(15+6\sqrt{5}\right) Tr(Bˇ3)\displaystyle\operatorname{Tr}(\check{B}^{3}) =312(9+45)\displaystyle=3\sqrt{\frac{1}{2}\left(9+4\sqrt{5}\right)}

B.3. 3311

Since the generators of 3311 are self-adjoint, no corrections are needed. The moments are as follows:

Tr(A2)\displaystyle\operatorname{Tr}(A^{2}) =19(12+83)\displaystyle=\frac{1}{9}\left(12+8\sqrt{3}\right) Tr(Aˇ2)\displaystyle\operatorname{Tr}(\check{A}^{2}) =19(12+83)\displaystyle=\frac{1}{9}\left(12+8\sqrt{3}\right)
Tr(AB)\displaystyle\operatorname{Tr}(AB) =0\displaystyle=0 Tr(AˇBˇ)\displaystyle\operatorname{Tr}(\check{A}\check{B}) =0\displaystyle=0
Tr(B2)\displaystyle\operatorname{Tr}(B^{2}) =13(9+43)\displaystyle=\frac{1}{3}\left(9+4\sqrt{3}\right) Tr(Bˇ2)\displaystyle\operatorname{Tr}(\check{B}^{2}) =13(9+43)\displaystyle=\frac{1}{3}\left(9+4\sqrt{3}\right)
Tr(A3)\displaystyle\operatorname{Tr}(A^{3}) =127(643)\displaystyle=\frac{1}{27}\left(-6-4\sqrt{3}\right) Tr(Aˇ3)\displaystyle\operatorname{Tr}(\check{A}^{3}) =0\displaystyle=0
Tr(A2B)\displaystyle\operatorname{Tr}(A^{2}B) =19(323)\displaystyle=\frac{1}{9}\left(-3-2\sqrt{3}\right) Tr(Aˇ2Bˇ)\displaystyle\operatorname{Tr}(\check{A}^{2}\check{B}) =4427+76273\displaystyle=-\sqrt{\frac{44}{27}+\frac{76}{27\sqrt{3}}}
Tr(AB2)\displaystyle\operatorname{Tr}(AB^{2}) =118(15+143)\displaystyle=\frac{1}{18}\left(15+14\sqrt{3}\right) Tr(AˇBˇ2)\displaystyle\operatorname{Tr}(\check{A}\check{B}^{2}) =0\displaystyle=0
Tr(B3)\displaystyle\operatorname{Tr}(B^{3}) =112(2323)\displaystyle=\frac{1}{12}\left(23-2\sqrt{3}\right) Tr(Bˇ3)\displaystyle\operatorname{Tr}(\check{B}^{3}) =94+143\displaystyle=\sqrt{\frac{9}{4}+\frac{1}{4\sqrt{3}}}

B.4. 2221

As in Subsection B.1 for 4442, we now correct our non-self-adjoint generators for 2221 by multiplying by the following phases:

γA\displaystyle\gamma_{A} =12121i2(213)\displaystyle=\frac{1}{2}\sqrt{1-\sqrt{21}-i\sqrt{2\left(\sqrt{21}-3\right)}}
γB\displaystyle\gamma_{B} =1920+2120110i12(9+1921),\displaystyle=\sqrt{-\frac{19}{20}+\frac{\sqrt{21}}{20}-\frac{1}{10}i\sqrt{\frac{1}{2}\left(9+19\sqrt{21}\right)}},

which yield the corrected moments:

Tr(A2)\displaystyle\operatorname{Tr}(A^{2}) =355+1221\displaystyle=3\sqrt{55+12\sqrt{21}} Tr(Aˇ2)\displaystyle\operatorname{Tr}(\check{A}^{2}) =355+1221\displaystyle=3\sqrt{55+12\sqrt{21}}
Tr(AB)\displaystyle\operatorname{Tr}(AB) =0\displaystyle=0 Tr(AˇBˇ)\displaystyle\operatorname{Tr}(\check{A}\check{B}) =0\displaystyle=0
Tr(B2)\displaystyle\operatorname{Tr}(B^{2}) =6009350+131132150\displaystyle=\sqrt{\frac{60093}{50}+\frac{13113\sqrt{21}}{50}} Tr(Bˇ2)\displaystyle\operatorname{Tr}(\check{B}^{2}) =6009350+131132150\displaystyle=\sqrt{\frac{60093}{50}+\frac{13113\sqrt{21}}{50}}
Tr(A3)\displaystyle\operatorname{Tr}(A^{3}) =18421\displaystyle=-18-4\sqrt{21} Tr(Aˇ3)\displaystyle\operatorname{Tr}(\check{A}^{3}) =18421\displaystyle=-18-4\sqrt{21}
Tr(A2B)\displaystyle\operatorname{Tr}(A^{2}B) =441310+9632110\displaystyle=\sqrt{\frac{4413}{10}+\frac{963\sqrt{21}}{10}} Tr(Aˇ2Bˇ)\displaystyle\operatorname{Tr}(\check{A}^{2}\check{B}) =441310+9632110\displaystyle=\sqrt{\frac{4413}{10}+\frac{963\sqrt{21}}{10}}
Tr(AB2)\displaystyle\operatorname{Tr}(AB^{2}) =15(198+4321)\displaystyle=\frac{1}{5}\left(198+43\sqrt{21}\right) Tr(AˇBˇ2)\displaystyle\operatorname{Tr}(\check{A}\check{B}^{2}) =15(198+4321)\displaystyle=\frac{1}{5}\left(198+43\sqrt{21}\right)
Tr(B3)\displaystyle\operatorname{Tr}(B^{3}) =11667250+254721250\displaystyle=-\sqrt{\frac{11667}{250}+\frac{2547\sqrt{21}}{250}} Tr(Bˇ3)\displaystyle\operatorname{Tr}(\check{B}^{3}) =11667250+254721250\displaystyle=-\sqrt{\frac{11667}{250}+\frac{2547\sqrt{21}}{250}}

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