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Related papers: Yang-Baxter structure of the extended space

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We propose a generic framework to obtain certain types of contracted and centrally extended algebras. This is based on the existence of quadratic algebras (reflection algebras and twisted Yangians), naturally arising in the context of…

High Energy Physics - Theory · Physics 2009-11-13 Anastasia Doikou , Konstadinos Sfetsos

The (G, \theta)-Lie algebras are structures which unify the Lie algebras and Lie superalgebras. We use them to produce solutions for the quantum Yang-Baxter equation. The constant and the spectral-parameter Yang-Baxter equations and…

Quantum Algebra · Mathematics 2010-11-10 Florin F. Nichita , Bogdan P. Popovici

We generalize the FRT construction for the quiver-theoretical quantum Yang-Baxter equation and obtain a left bialgebroid $\mathfrak{A}(w)$. There are some relations between the left bialgebroid $ \mathfrak{A}(w)$ and a left bialgebroid…

Quantum Algebra · Mathematics 2020-12-09 Yudai Otsuto

In the first part of this paper, we investigate the retraction of finite uniconnected involutive non-degenerate set-theoretic solutions of the Yang-Baxter equation by means of left braces, giving a precise description in some cases. In the…

Quantum Algebra · Mathematics 2022-06-17 Marco Castelli

Let $A$ be a $2\times 2$ matrix over a finite field and consider the Yang-Baxter matrix equation $XAX=AXA$ with respect to $A$. We use a method of computational ideal theory to explore the geometric structure of the affine variety of all…

Rings and Algebras · Mathematics 2026-01-28 Yin Chen , Shaoping Zhu

As generalizations of dual weak left braces and skew left braces, in this paper, dual weak left $\star$-braces and square skew left braces are introduced, respectively. We firstly show that a dual weak left $\star$-brace is exactly a strong…

Group Theory · Mathematics 2026-02-24 Shoufeng Wang

The scalar and vector topological Yang-Mills symmetries determine a closed and consistent sector of Yang-Mills supersymmetry. We provide a geometrical construction of these symmetries, based on a horizontality condition on reducible…

High Energy Physics - Theory · Physics 2009-11-11 Laurent Baulieu , Guillaume Bossard , Alessandro Tanzini

The Yang-Baxter (YB) deformations of Wess-Zumino-Witten (WZW) model on the Heisenberg Lie group ($H_4$) are examined. We proceed to obtain the nonequivalent solutions of (modified) classical Yang-Baxter equation ((m)CYBE) for the $ h_4$ Lie…

High Energy Physics - Theory · Physics 2021-05-04 Ali Eghbali , Tayebe Parvizi , Adel Rezaei-Aghdam

The study of the set-theoretic solutions of the reflection equation, also known as reflection maps, is closely related to that of the Yang-Baxter maps. In this work, we construct reflection maps on various geometrical objects, associated…

Mathematical Physics · Physics 2025-10-09 Luen-Chau Li , Vincent Caudrelier

In the 1990s, Drinfel'd proposed the study of set-theoretical solutions to the quantum Yang-Baxter equation, initiating a line of research that has since garnered substantial attention and led to notable developments in algebra,…

Quantum Algebra · Mathematics 2025-07-01 Valeriy Bardakov , Mohamed Elhamdadi , Mahender Singh

Connections between set-theoretic Yang-Baxter and reflection equations and quantum integrable systems are investigated. We show that set-theoretic $R$-matrices are expressed as twists of known solutions. We then focus on reflection and…

Mathematical Physics · Physics 2021-08-10 Anastasia Doikou , Agata Smoktunowicz

In this work we define a deformation theory for the Coupled K\"ahler-Yang-Mills equations in arXiv:1102.0991, generalizing work of Sz\'ekelyhidi on constant scalar curvature K\"ahler metrics. We use the theory to find new solutions of the…

Differential Geometry · Mathematics 2017-05-17 Mario Garcia-Fernandez , Carl Tipler

The Baxterization process for the dynamical Yang-Baxter equation is studied. We introduce the local dynamical Hecke ,Temperley-Lieb and Birman-Murakami-Wenzl operators, then by inserting spectral parameters, from each representation of…

Representation Theory · Mathematics 2024-01-23 Muze Ren

A new class of indecomposable, irretractable, involutive, non-degenerate set-theoretic solutions of the Yang--Baxter equation is constructed. This class complements the class of such solutions constructed in \cite{CO22} and together they…

Quantum Algebra · Mathematics 2024-06-11 Ferran Cedo , Jan Okninski

We develop new machinery for producing decomposability tests for involutive solutions to the Yang-Baxter equation. It is based on the seminal decomposability theorem of Rump, and on "cabling" operations on solutions and their effect on the…

Quantum Algebra · Mathematics 2024-03-26 V. Lebed , S. Ramírez , L. Vendramin

We discuss homogeneous Yang-Baxter deformations of integrable sigma models in terms of twist operators. We show that the twist operators behave as the classical analogue of a Drinfeld twist, for all abelian and almost abelian deformations.…

High Energy Physics - Theory · Physics 2022-04-19 Stijn J. van Tongeren

Our primary focus is on the theory of skew braces, specifically exploring their connection with combinatorial solutions to the Yang-Baxter equation. Skew braces have recently emerged as intriguing algebraic structures, and their link to the…

Rings and Algebras · Mathematics 2024-12-05 Leandro Vendramin

In this paper, based on the notion of SYK/AdS duality we explore the effects of Yang-Baxter (YB) deformations on the SYK spectrum at strong coupling. In the first part of our analysis, we explore the consequences of YB deformations through…

High Energy Physics - Theory · Physics 2018-12-13 Arindam Lala , Dibakar Roychowdhury

We extend our recent work on set-theoretic solutions of the Yang-Baxter or braid relations with new results about their automorphism groups, strong twisted unions of solutions and multipermutation solutions. We introduce and study graphs of…

Quantum Algebra · Mathematics 2007-05-23 Tatiana Gateva-Ivanova , Shahn Majid

We have found some new solutions of both rational and trigonometric types by rewriting Yang-Baxter equation as a triple product equation in a vector space of matrices.

High Energy Physics - Theory · Physics 2009-10-28 Susumu Okubo