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Related papers: Schur Polynomials and the Yang-Baxter equation

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We construct the Lax-pair, the classical monodromy matrix and the corresponding solution of the Yang--Baxter equation, for a two-parameter deformation of the Principal chiral model for a simple group. This deformation includes as a…

High Energy Physics - Theory · Physics 2014-12-30 Georgios Itsios , Konstantinos Sfetsos , Konstantinos Siampos , Alessandro Torrielli

We resolve the `baxterization' problem with the help of the automorphism group of the Yang-Baxter (resp. star-triangle, tetrahedron, \dots) equations. This infinite group of symmetries is realized as a non-linear (birational) Coxeter group…

High Energy Physics - Theory · Physics 2009-10-28 C. Viallet

In this paper we consider families of multiparametric $R$-matrices to make a systematic study of the boundary Yang-Baxter equations in order to discuss the corresponding families of multiparametric $K$-matrices. Our results are indeed…

Exactly Solvable and Integrable Systems · Physics 2017-01-26 Ricardo S. Vieira , A. Lima-Santos

In this paper we review the theory of the Yang-Baxter equation related to the 6-vertex model and its higher spin generalizations. We employ a 3D approach to the problem. Starting with the 3D R-matrix, we consider a two-layer projection of…

Mathematical Physics · Physics 2014-06-11 Vladimir V. Mangazeev

We present an uniform construction of the solution to the Yang- Baxter equation with the symmetry algebra $s\ell(2)$ and its deformations: the q-deformation and the elliptic deformation or Sklyanin algebra. The R-operator acting in the…

High Energy Physics - Theory · Physics 2008-11-26 S. Derkachov , D. Karakhanyan , R. Kirschner

We propose a new generalization of the Yang-Baxter equation, where the R-matrix depends on cluster $y$-variables in addition to the spectral parameters. We point out that we can construct solutions to this new equation from the…

High Energy Physics - Theory · Physics 2018-01-17 Masahito Yamazaki

We describe deformations of the classical principle chiral model and 1+1 Gaudin model related to ${\rm GL}_N$ Lie group. The deformations are generated by $R$-matrices satisfying the associative Yang-Baxter equation. Using the coefficients…

Mathematical Physics · Physics 2026-02-10 D. Domanevsky , A. Levin , M. Olshanetsky , A. Zotov

We give a new type of Schur-Weyl duality for the representations of a family of quantum subgroups and their centralizer algebra. We define and classify singly-generated, Yang-Baxter relation planar algebras. We present the skein theoretic…

Operator Algebras · Mathematics 2016-04-05 Zhengwei Liu

The free-fermion point refers to a $\operatorname{GL}(2)\times\operatorname{GL}(1)$ parametrized Yang-Baxter equation within the six-vertex model. It has been known for a long time that this is connected with the quantum group…

Representation Theory · Mathematics 2025-07-03 Ben Brubaker , Daniel Bump , Henrik P. A. Gustafsson

We proceed to generalize the Yang-Baxter (YB) deformation of Wess-Zumino-Witten (WZW) model to the Lie supergroups case. This generalization enables us to utilize various kinds of solutions of the (modified) graded classical Yang-Baxter…

High Energy Physics - Theory · Physics 2023-02-02 Ali Eghbali , Tayebe Parvizi , Adel Rezaei-Aghdam

The formal derivatives of the Yang-Baxter equation with respect to its spectral parameters, evaluated at some fixed point of these parameters, provide us with two systems of differential equations. The derivatives of the $R$ matrix…

Exactly Solvable and Integrable Systems · Physics 2018-10-19 R. S. Vieira

We develop the quantum cluster algebra approach recently introduced by Sun and Yagi to investigate the tetrahedron equation, a three-dimensional generalization of the Yang-Baxter equation. In the case of square quiver, we devise a new…

Quantum Algebra · Mathematics 2024-02-16 Rei Inoue , Atsuo Kuniba , Yuji Terashima

The formal derivatives of the Yang-Baxter equation with respect to its spectral parameters, evaluated at some fixed point of these parameters, provide us with two systems of differential equations. The derivatives of the $R$ matrix…

Exactly Solvable and Integrable Systems · Physics 2021-07-07 R. S. Vieira , A. Lima-Santos

In the classification of solutions of the Yang--Baxter equation, there are solutions that are not deformations of the trivial solution (essentially the identity). We consider the algebras defined by these solutions, and the corresponding…

Quantum Algebra · Mathematics 2007-05-23 D. Arnaudon , A. Chakrabarti , V. K. Dobrev , S. G. Mihov

We construct a quantum deformation of a family of the Yang-Baxter equation solutions naturally arising from a Lie algebra sl(2).

Quantum Algebra · Mathematics 2007-05-23 Maxim Vybornov

We find new solutions to the Yang-Baxter equations with the $R$-matrices possessing $sl_q(2)$ symmetry at roots of unity, using indecomposable representations. The corresponding quantum one-dimensional chain models, which can be treated as…

Mathematical Physics · Physics 2011-06-30 D. Karakhanyan , Sh. Khachatryan

We construct $R$-matrices (with a multidimensional spectral parameter) that include additive as well as non-additive parameters. They satisfy the colored Yang-Baxter equation. The solutions depend on a set of commuting operators. They…

High Energy Physics - Theory · Physics 2024-04-12 Pramod Padmanabhan , Kun Hao , Vladimir Korepin

We investigate the Yang-Baxter algebra for $\mathrm{U}(1)$ invariant three-state vertex models whose Boltzmann weights configurations break explicitly the parity-time reversal symmetry. We uncover two families of regular Lax operators with…

Mathematical Physics · Physics 2015-06-15 M. J. Martins

We present particularly simple new solutions to the Yang--Baxter equation arising from two--dimensional cyclic representations of quantum $SU(2)$. They are readily interpreted as scattering matrices of relativistic objects, and the quantum…

High Energy Physics - Theory · Physics 2009-10-22 M. ~Ruiz--Altaba

In this paper all seven-vertex type solutions of the coloured Yang-Baxter equation dependent on spectral as well as coloured parameters are given. It is proved that they are composed of five groups of basic solutions, two groups of their…

Mathematical Physics · Physics 2007-05-23 Shi-Kun Wang , Hai-Tang Yang , Ke Wu