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Related papers: A Temperley-Lieb category for 2-manifolds

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Although it has been a well-known fact, for more than two decades, that category theory is needed for the study of topological orders, it is still a non-trivial challenge for students and working physicists to master the abstract language…

Strongly Correlated Electrons · Physics 2022-06-01 Liang Kong , Zhi-Hao Zhang

A general theory of topological classification of defects is introduced. We illustrate the application of tools from algebraic topology, including homotopy and cohomology groups, to classify defects including several explicit calculations…

Mathematical Physics · Physics 2021-06-15 Nivedita , Anurag Gupta

We determine the structure of two variations on the Temperley-Lieb algebra, both used for dealing with special kinds of boundary conditions in statistical mechanics models. The first is a new algebra, the `blob' algebra (the reason for the…

High Energy Physics - Theory · Physics 2009-10-22 Paul Martin , Hubert Saleur

We introduce the notion of a definable category--a category equivalent to a full subcategory of a locally finitely presentable category that is closed under products, directed colimits and pure subobjects. Definable subcategories are…

Category Theory · Mathematics 2016-12-13 Amit Kuber , Jiří Rosický

We introduce a complete set of combinatorial data that encode the category $2\mathfrak{Cob}$ of all $2$-cobordisms. As an application, we show that the local monoids of $2\mathfrak{Cob}$ do not have finitely axiomatizable equational…

Category Theory · Mathematics 2026-03-18 Karl Auinger , Mikhail Volkov

This is the third part in a series of papers in which we introduce and develop a natural, general tensor category theory for suitable module categories for a vertex (operator) algebra. In this paper (Part III), we introduce and study…

Quantum Algebra · Mathematics 2012-05-14 Yi-Zhi Huang , James Lepowsky , Lin Zhang

We survey some recent results concerning the so called Categorical Torelli problem. This is to say how one can reconstruct a smooth projective variety up to isomorphism, by using the homological properties of special admissible…

Algebraic Geometry · Mathematics 2022-08-31 Laura Pertusi , Paolo Stellari

We introduce two new algebras that we call \emph{tied--boxed Hecke algebra} and \emph{tied--boxed Temperley--Lieb algebra}. The first one is a subalgebra of the algebra of braids and ties introduced by Aicardi and Juyumaya, and the second…

Representation Theory · Mathematics 2023-12-11 Diego Arcis , Jorge Espinoza

The Temperley--Lieb algebra is a finite dimensional associative algebra that arose in the context of statistical mechanics and occurs naturally as a quotient of the Hecke algebra arising from a Coxeter group of type $A$. It is often…

Quantum Algebra · Mathematics 2024-02-12 Dana C. Ernst , Michael G. Hastings , Sarah K. Salmon

For a finite-dimensional gentle algebra, it is already known that the functorially finite torsion classes of its category of finite-dimensional modules can be classified using a combinatorial interpretation, called maximal non-crossing sets…

Representation Theory · Mathematics 2020-09-23 Aaron Chan , Laurent Demonet

We investigate the representation theory of the valenced Temperley-Lieb algebras in mixed characteristic. These algebras, as described in characteristic zero by Flores and Peltola, arise naturally in statistical physics and conformal field…

Representation Theory · Mathematics 2021-10-05 R. A. Spencer

Based on the Temperley--Lieb algebra we define a class of one-dimensional Hamiltonians with nearest and next-nearest neighbour interactions. Using the regular representation we give ground states of this model as words of the algebra. Two…

Condensed Matter · Physics 2010-04-08 Peter F Arndt , Thomas Heinzel , C M Yung

In this paper, we introduce the notion of Rota-Baxter Lie $2$-algebras, which is a categorification of Rota-Baxter Lie algebras. We prove that the category of Rota-Baxter Lie $2$-algebras and the category of $2$-term Rota-Baxter…

Category Theory · Mathematics 2022-03-08 Shilong Zhang , Jiefeng Liu

We begin the study of the representation theory of the infinite Temperley-Lieb algebra. We fully classify its finite dimensional representations, then introduce infinite link state representations and classify when they are irreducible or…

Quantum Algebra · Mathematics 2022-12-23 Stephen T. Moore

We develop a theory of generalized Hopf invariants in the setting of sectional category. In particular we show how Hopf invariants for a product of fibrations can be identified as shuffle joins of Hopf invariants for the factors. Our…

Algebraic Topology · Mathematics 2017-07-18 Jesús González , Mark Grant , Lucile Vandembroucq

We define oriented Temperley--Lieb algebras for classical Hermitian symmetric spaces. This allows us to explain the existence of closed combinatorial formulae for the Kazhdan--Lusztig polynomials for these spaces.

Representation Theory · Mathematics 2024-12-17 Chris Bowman , Maud De Visscher , Niamh Farrell , Amit Hazi , Emily Norton

The Lusternik-Schnirelmann category $cat(X)$ is a homotopy invariant which is a numerical bound on the number of critical points of a smooth function on a manifold. Another similar invariant is the topological complexity $TC(X)$ (a la…

Algebraic Topology · Mathematics 2019-01-29 Cesar A. Ipanaque Zapata

We deal with the symmetries of a (2-term) graded vector space or bundle. Our first theorem shows that they define a (strict) Lie 2-groupoid in a natural way. Our second theorem explores the construction of nerves for Lie 2-categories,…

Differential Geometry · Mathematics 2020-05-05 Matias del Hoyo , Davide Stefani

The Temperley-Lieb algebra may be thought of as a quotient of the Hecke algebra of type A, acting on tensor space as the commutant of the usual action of quantum sl(2) on the n-th tensor power of the 2-dimensional irreducible module. We…

Representation Theory · Mathematics 2008-06-05 G. I. Lehrer , R. B. Zhang

We associate to each Temperley-Lieb-Jones C*-tensor category $\mathcal{T}\!\mathcal{L}\mathcal{J}(\delta)$ with parameter $\delta$ in the discrete range $\{2\cos(\pi/(k+2))\,:\,k=1,2,\ldots\}\cup\{2\}$ a certain C*-algebra $\mathcal{B}$ of…

Mathematical Physics · Physics 2020-06-01 Andreas Næs Aaserud , David E. Evans