English
Related papers

Related papers: Parametric reflection maps: an algebraic approach

200 papers

Several years ago, it was proposed that the usual solutions of the Yang-Baxter equation associated to Lie groups can be deduced in a systematic way from four-dimensional gauge theory. In the present paper, we extend this picture, fill in…

High Energy Physics - Theory · Physics 2019-04-23 Kevin Costello , Edward Witten , Masahito Yamazaki

We present a generalization of the theory of quantum symmetric pairs as developed by Kolb and Letzter. We introduce a class of generalized Satake diagrams that give rise to (not necessarily involutive) automorphisms of the second kind of…

Mathematical Physics · Physics 2017-05-09 Vidas Regelskis , Bart Vlaar

For the classical principal chiral model with boundary, we give the subset of the Yangian charges which remains conserved under certain integrable boundary conditions, and extract them from the monodromy matrix. Quantized versions of these…

High Energy Physics - Theory · Physics 2009-11-07 G. W. Delius , N. J. MacKay , B. J. Short

In this paper we give a concrete recipe how to construct triples of algebra-valued meromorphic functions on a complex vector space $\mathfrak{a}$ satisfying three coupled classical dynamical Yang-Baxter equations and an associated classical…

Representation Theory · Mathematics 2021-07-07 Jasper Stokman

We derive and classify all solutions of the boundary Yang-Baxter equation (or the reflection equation) for the 19-vertex model associated with $U_q(\widehat{sl_2})$. Integrable $XXZ$ spin-1 chain hamiltonian with general boundary…

High Energy Physics - Theory · Physics 2009-10-30 Takeo Inami , Satoru Odake , Yao-Zhong Zhang

We use the structural similarity of certain Coxeter Artin Systems to the Yang--Baxter and Reflection Equations to convert representations of these systems into new solutions of the Reflection Equation. We construct certain Bethe ansatz…

High Energy Physics - Theory · Physics 2008-11-26 A Doikou , P P Martin

Computational reflection allows us to turn verified decision procedures into efficient automated reasoning tools in proof assistants. The typical applications of such methodology include mathematical structures that have decidable theory…

Programming Languages · Computer Science 2022-02-10 Kazuhiko Sakaguchi

An s-set is an algebraic generalization of the regular s-manifold introduced by Kowalski, one of the generalized symmetric spaces in differential geometry. We prove that suitable s-sets give birth to dynamical Yang-Baxter maps,…

Quantum Algebra · Mathematics 2016-06-10 Noriaki Kamiya , Youichi Shibukawa

We study Zamolodchikov algebras whose commutation relations are described by Belavin matrices defining a solution of the Yang-Baxter equation (Belavin $R$-matrices). Homomorphisms of Zamolodchikov algebras into dynamical algebras with…

Quantum Algebra · Mathematics 2007-05-23 Alexander Odesskii

We consider the so-called generalized Harish-Chandra morphism, taking the center of the enveloping algebra U(gl(N)) to the commutative algebra generated by eigenvalues of the generating matrix of this algebra, and generalize this…

Quantum Algebra · Mathematics 2025-01-07 Dimitry Gurevich , Pavel Saponov

We continue our study of the representations of the Reflection Equation Algebra (=REA) on Hilbert spaces, focusing again on the REA constructed from the $R$-matrix associated to the standard $q$-deformation of $GL(N,\mathbb{C})$ for…

Quantum Algebra · Mathematics 2024-07-08 Kenny De Commer , Stephen T. Moore

Skew braces have recently attracted attention as a method to study set-theoretical solutions of the Yang-Baxter equation. Here, we present a new approach to these solutions by studying Hopf algebras in the category, $\mathrm{SupLat}$, of…

Quantum Algebra · Mathematics 2020-09-29 Aryan Ghobadi

Extending previous work on $a_2^{(1)}$, we present a set of reflection matrices, which are explicit solutions to the $a_n^{(1)}$ boundary Yang-Baxter equation. Unlike solutions found previously these are multiplet-changing $K$-matrices, and…

High Energy Physics - Theory · Physics 2007-05-23 G. M. Gandenberger

The Poisson structure arising in the Hamiltonian approach to the rational Gaudin model looks very similar to the so-called modified Reflection Equation Algebra. Motivated by this analogy, we realize a braiding of the mentioned Poisson…

Quantum Algebra · Mathematics 2016-11-25 Dimitri Gurevich , Vladimir Rubtsov , Pavel Saponov , Zoran Skoda

We construct spectral parameter dependent R-matrices for the quantized enveloping algebras of twisted affine Lie algebras. These give new solutions to the spectral parameter dependent quantum Yang-Baxter equation.

q-alg · Mathematics 2011-08-17 Gustav W. Delius , Mark D. Gould , Yao-Zhong Zhang

The Yang-Baxter equation plays a fundamental role in various areas of mathematics. Its solutions, called braidings, are built, among others, from Yetter-Drinfel'd modules over a Hopf algebra, from self-distributive structures, and from…

Quantum Algebra · Mathematics 2015-09-14 Victoria Lebed , Friedrich Wagemann

This paper deals with left non-degenerate set-theoretic solutions to the Yang-Baxter equation (=LND solutions), a vast class of algebraic structures encompassing groups, racks, and cycle sets. To each such solution is associated a shelf…

Quantum Algebra · Mathematics 2016-12-14 V. Lebed , L. Vendramin

We examine links between the theory of braces and set theoretical solutions of the Yang-Baxter equation, and fundamental concepts from the theory of quantum integrable systems. More precisely, we make connections with Hecke algebras and we…

Mathematical Physics · Physics 2022-06-30 Anastasia Doikou , Agata Smoktunowicz

We consider the reflection equation algebra for a finite dimensional R-matrix for the $(h,w)$-deformed Heisenberg algebra ${\cal U}_{h,w}(h(4))$. A representation of the reflection matrix $K$ is constructed using the matrix generators…

q-alg · Mathematics 2008-02-03 Boucif Abdesselam , Ranabir Chakrabarti

We derive the solutions of the boundary Yang-Baxter equation associated with a supersymmetric nineteen vertex model constructed from the three-dimensional representation of the twisted quantum affine Lie superalgebra…

Exactly Solvable and Integrable Systems · Physics 2017-09-13 R. S. Vieira , A. Lima Santos