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Set-Theoretical Solutions of the n-Simplex Equation Full article

Journal Siberian Advances in Mathematics
ISSN: 1055-1344 , E-ISSN: 1934-8126
Output data Year: 2024, Volume: 34, Number: 1, Pages: 1-40 Pages count : 40 DOI: 10.1134/s1055134424010012
Tags Yang-Baxter equation, tetrahedral equation, n-simplex equation, settheoretiс solution, groupoid, 2-groupoid, ternary, ternoid, group extension, virtual braid group.
Authors Bardakov Valeriy G. 1,3 , Chuzhinov Bogdan 2 , Emel'yanenkov I.А. 1,3 , Ivanov Maxim 1,3 , Kozlovskaya Tatyana A. 3 , Leshkov Vadim 2
Affiliations
1 Sobolev Institute of Mathematics, Novosibirsk, 630090, Russia
2 Novosibirsk State University, Novosibirsk, 630090, Russia
3 Tomsk State University, Tomsk, 634050, Russia

Funding (1)

1 Министерство науки и высшего образования РФ 075-02-2024-1437

Abstract: The n-simplex equation was introduced by Zamolodchikov as a generalization of the Yang–Baxter equation which becomes the 2-simplex equation in this terms. In the present article, we suggest general approaches to construction of solutions of the n-simplex equation, describe certain types of solutions, and introduce an operation that allows us to construct, under certain conditions, a solution of the (n + m + k)-simplex equation from solutions of the (n + k)simplex equation and (m + k)-simplex equation. We consider the tropicalization of rational solutions and discuss its generalizations. We prove that a solution of the n-simplex equation on G can be constructed from solutions of this equation on H and K if G is an extension of a group H by a group K. We also find solutions of the parametric Yang–Baxter equation on H with parameters in K. We introduce ternary algebras for studying the 3-simplex equation and present examples of such algebras that provide us with solutions of the 3-simplexequation. We find all elementary verbal solutions of the 3-simplex equation on a free group.
Cite: Bardakov V.G. , Chuzhinov B. , Emel'yanenkov I.А. , Ivanov M. , Kozlovskaya T.A. , Leshkov V.
Set-Theoretical Solutions of the n-Simplex Equation
Siberian Advances in Mathematics. 2024. V.34. N1. P.1-40. DOI: 10.1134/s1055134424010012 Scopus РИНЦ OpenAlex
Original: Бардаков В.Г. , Чужинов Б.Б. , Емельяненков И.А. , Иванов М.Э. , Козловская Т.А. , Лешков В.Е.
Теоретико-множественные решения уравнений n-симплексов
Математические труды. 2024. Т.27. №1. С.5-72. DOI: 10.25205/1560-750X-2024-27-1-5-72 РИНЦ
Dates:
Submitted: Nov 27, 2023
Accepted: Dec 26, 2023
Published print: Mar 11, 2024
Published online: Mar 11, 2024
Identifiers:
Scopus: 2-s2.0-85187428855
Elibrary: 66305128
OpenAlex: W4392659845
Citing:
DB Citing
OpenAlex 3
Scopus 2
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