English
Related papers

Related papers: Lie algebras and around: selected questions

200 papers

In this paper, we study restricted Poisson algebras in characteristic 2 and their relationship with restricted Lie-Rinehart algebras, for which we develop a cohomology theory and investigate abelian extensions. We also construct a full…

Representation Theory · Mathematics 2025-04-22 Sofiane Bouarroudj , Quentin Ehret , Jiefeng Liu

The purpose of this paper is to introduce an algebraic cohomology and formal deformation theory of left alternative algebras. Connections to some other algebraic structures are given also.

Rings and Algebras · Mathematics 2016-10-17 Mohamed Elhamdadi , Abdenacer Makhlouf

The study of $n$-Lie algebras which are natural generalization of Lie algebras is motivated by Nambu Mechanics and recent developments in String Theory and M-branes. The purpose of this paper is to define cohomology complexes and study…

Rings and Algebras · Mathematics 2018-08-01 A. Arfa , N. Ben Fraj , A. Makhlouf

In this paper, we introduce a representation theory of Hom-Lie conformal superalgebras and discuss the cases of adjoint representations. Furthermore, we develop cohomology theory of Hom-Lie conformal superalgebras and discuss some…

Rings and Algebras · Mathematics 2018-07-11 Shuangjian Guo , Lihong Dong , Shengxiang Wang

We approach the classification of Lie bialgebra structures on simple Lie algebras from the viewpoint of descent and non-abelian cohomology. We achieve a description of the problem in terms faithfully flat cohomology over an arbitrary ring…

Quantum Algebra · Mathematics 2019-03-25 Seidon Alsaody , Arturo Pianzola

We study dualities between Lie algebras and Lie coalgebras, and their respective (co)representations. To allow a study of dualities in an infinite-dimensional setting, we introduce the notions of Lie monads and Lie comonads, as special…

Rings and Algebras · Mathematics 2013-12-13 Isar Goyvaerts , Joost Vercruysse

We introduce anyonic Lie algebras in terms of structure constants. We provide the simplest examples and formulate some open problems.

q-alg · Mathematics 2009-10-30 S. Majid

The Lie algebra of planar vector fields with coefficients from the field of rational functions over an algebraically closed field of characteristic zero is considered. We find all finite-dimensional Lie algebras that can be realized as…

Rings and Algebras · Mathematics 2013-01-10 Ievgen Makedonskyi , Anatoliy Petravchuk

Cohomologies of nonassociative metagroup algebras are investigated. Extensions of metagroup algebras are studied. Examples are given.

Algebraic Topology · Mathematics 2017-06-30 Sergey V. Ludkowski

Lecture notes. Introduction to the cohomology of algebras, Lie algebras, Lie bialgebras and quantum groups. Contains a new derivation of the classification of classical r-matrices in terms of deformation cohomology, and a calculation of the…

q-alg · Mathematics 2014-05-27 Christian Fronsdal

This paper concerns the algebraic structure of finite-dimensional complex Leibniz algebras. In particular, we introduce left central and symmetric Leibniz algebras, and study the poset of Lie subalgebras using an associative bilinear…

Rings and Algebras · Mathematics 2013-10-24 Geoffrey Mason , Gaywalee Yamskulna

We study the cohomology of Lie superalgebras for the full complex of forms: superforms, pseudoforms and integral forms. We use the technique of spectral sequences to abstractly compute the Chevalley-Eilenberg cohomology. We first focus on…

High Energy Physics - Theory · Physics 2021-06-25 C. A. Cremonini , P. A. Grassi

We introduce the concept of 3-Lie-Rinehart superalgebra and systematically describe a cohomology complex by considering coefficient modules. Furthermore, we study the relationships between a Lie-Rinehart superalgebra and its induced…

Rings and Algebras · Mathematics 2020-10-06 Abdelkader Ben Hassine , Taoufik Chtioui , Sami Mabrouk , Sergei Silvestrov

We present an unified construction for algebras and modules homologies and cohomologies, in the case of associative, commuttaive, Lie and Gerstenhaber algebras. We make a distinction between the linear part of the construction of algebras…

Quantum Algebra · Mathematics 2008-08-27 Ridha Chatbouri

3-Lie algebras have close relationships with many important fields in mathematics and mathematical physics. The paper concerns 3-Lie algebras. The concepts of 3-Lie coalgebras and 3-Lie bialgebras are given. The structures of such…

Mathematical Physics · Physics 2012-08-13 Ruipu Bai , Jiaqian Li , Wei Meng

From the definition and properties of unital hom-associative algebras, and the use of the Kaplansky's constructions, we develop new algebraic structures called 2-hom-associative bialgebras, 2-hom-bialgebras, and 2-2-hom-bialgebras. Besides,…

Rings and Algebras · Mathematics 2018-01-18 Mahouton Norbert Hounkonnou , Gbevewou Damien Houndedji

A Lie atom is essentially a pair of Lie algebras and its deformation theory is that of deformations with respect to one algebra together with a trivialization with respect to the other. Such deformations occur commonly in Algebraic…

Algebraic Geometry · Mathematics 2007-06-13 Ziv Ran

The representation and the cohomology theory of associative 2-algebras are developed. We study the deformations and abelian extensions of associative 2-algebras in details.

Rings and Algebras · Mathematics 2023-12-29 Tao Zhang

These notes deal with a few aspects of Lie algebras and Lie groups, including some matters related to exponentiation.

Classical Analysis and ODEs · Mathematics 2007-05-23 Stephen Semmes

This is a survey work on Lie algebras with ad-invariant metrics. We summarize main features, notions and constructions, in the aim of bringing into consideration the main research on the topic. We also give some list of examples in low…

Differential Geometry · Mathematics 2017-06-15 Gabriela P. Ovando