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Related papers: Representations of hom-Lie algebras

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Hom-Lie algebras defined on central extensions of a given quadratic Lie algebra that in turn admit an invariant metric, are studied. It is shown how some of these algebras are naturally equipped with other symmetric, bilinear forms that…

Rings and Algebras · Mathematics 2021-10-13 R. García-Delgado , G. Salgado , O. A. Sánchez-Valenzuela

We study and classify the 3-dimensional Hom-Lie algebras over $\mathbb{C}$. We provide first a complete set of representatives for the isomorphism classes of skew-symmetric bilinear products defined on a 3-dimensional complex vector space…

Rings and Algebras · Mathematics 2020-03-26 R. García-Delgado , G. Salgado , O. A. Sánchez-Valenzuela

In this paper, we introduce the notion of a (regular) Hom-Lie group. We associate a Hom-Lie algebra to a Hom-Lie group and show that every regular Hom-Lie algebra is integrable. Then, we define a Hom-exponential (Hexp) map from the Hom-Lie…

Differential Geometry · Mathematics 2021-02-09 Jun Jiang , Satyendra Kumar Mishra , Yunhe Sheng

In this paper, first we give the notion of a representation of a relative Rota-Baxter Lie algebra and introduce the cohomologies of a relative Rota-Baxter Lie algebra with coefficients in a representation. Then we classify abelian…

Representation Theory · Mathematics 2022-04-08 Jun Jiang , Yunhe Sheng

The present research paper investigates the intricate fields of Hom-Lie algebra and Hom-Lie coalgebra, providing a complete analysis of their key concepts and important examples. Precisely, the paper introduces the concept of Hom-Lie…

Rings and Algebras · Mathematics 2023-07-04 Asif Sania , Basdouri Imed , Sadraoui Mohamed Amin

In this paper we study (non-Abelian) extensions of a given hom-Lie color algebra and provide a geometrical interpretation of extensions. In particular, we characterize an extension of a hom-Lie algebra $\mathfrak{g}$ by another hom-Lie…

Quantum Algebra · Mathematics 2017-09-27 A. R. Armakan , S. Silvestrov , M. R. Farhangdoost

The purpose of this paper is to study the structure and the algebraic varieties of Hom-associative algebras. We give characterize multiplicative simple Hom-associative algebras and show some examples deforming the $2\times 2$-matrix algebra…

Rings and Algebras · Mathematics 2019-06-13 Ahmed Zahari , Abdenacer Makhlouf

In the present paper, we define the new class of representation on $n$-Lie algebra that is called as generalized representation. We study the cohomology theory corresponding to generalized representations of $n$-Lie algebras and show its…

Representation Theory · Mathematics 2022-07-12 Afi Maha , Sania Asif , Chouaibi Sami , Basdouri Imed

The notion of a $F$-manifold algebras is an algebraic description of a $F$-manifold. In this paper, we introduce the notion of Hom-$F$-manifold algebras which is generalisation of $F$-manifold algebras and Hom-Poisson algebras. We develop…

Rings and Algebras · Mathematics 2021-02-11 Abdelkader Ben Hassin , Taoufik Chtioui , Mohamed Ali Maalaoui , Sami Mabrouk

We have already seen simple representations of modular Lie algebras of $A_l$-type and $C_l$-type. We shall further investigate simple representations of $B_l$ type, which turn out to be very similar in methodology as those types except for…

General Mathematics · Mathematics 2020-03-20 YangGon Kim

A Hom-algebra structure is a multiplication on a vector space where the structure is twisted by a homomorphism. The structure of Hom-Lie algebra was introduced by Hartwig, Larsson and Silvestrov and extended by Larsson and Silvestrov to…

Rings and Algebras · Mathematics 2007-06-13 A. Makhlouf , S. Silvestrov

In order to understand the structure of the cohomologies involved in the study of projectively equivariant quantizations, we introduce a notion of affine representation of a Lie algebra.We show how it is related to linear representations…

Differential Geometry · Mathematics 2007-05-23 Sarah Hansoul , Pierre B. A. Lecomte

We investigate generalized derivations of $n$-BiHom-Lie algebras. We introduce and study properties of derivations, $( \alpha^{s},\beta^{r}) $-derivations and generalized derivations. We also study quasiderivations of $n$-BiHom-Lie…

Rings and Algebras · Mathematics 2020-04-03 Amine Ben Abdeljelil , Mohamed Elhamdadi , Ivan Kaygorodov , Abdenacer Makhlouf

Hom-Lie algebras having non-invertible twist maps in their centroids are studied. Central extensions of Hom-Lie algebras having these properties are obtained and shown how the same properties are preserved. Conditions are given so that the…

Rings and Algebras · Mathematics 2024-01-11 R. García-Delgado , G. Salgado , O. A. Sánchez-Valenzuela

The aim of this paper is to study modules over Hom-post-Lie algebras and give some contructions and various twisting i.e. we show that modules over post-Hom-Lie algebras are close by twisting either Hom-post-Lie algebras or module structure…

Rings and Algebras · Mathematics 2016-10-11 Ibrahima Bakayoko

In this paper, first we show that $(\g,[\cdot,\cdot],\alpha)$ is a hom-Lie algebra if and only if $(\Lambda \g^*,\alpha^*,d)$ is an $(\alpha^*,\alpha^*)$-differential graded commutative algebra. Then, we revisit representations of hom-Lie…

Mathematical Physics · Physics 2016-02-04 Yunhe Sheng , Zhen Xiong

In this paper, we study 3-Lie algebras with derivations. We call the pair consisting of a 3-Lie algebra and a distinguished derivation by the 3-LieDer pair. We define a cohomology theory for 3-LieDer pair with coefficients in a…

Rings and Algebras · Mathematics 2021-10-12 Shuangjian Guo , Ripan Saha

We introduce representations$^{6-th}$ of Lie algebras, and study the counterparts of the P-B-W Theorem and the Hopf algebra structure for the enveloping algebras of Lie algebras in the context of representations$^{6-th}$ of Lie algebras.

Rings and Algebras · Mathematics 2012-07-27 Keqin Liu

The purpose of this paper is to study hom-algebroids, among them left symmetric hom-algebroids and symplectic hom-algebroids by providing some characterizations and geometric interpretations. Therefore, we introduce and study…

Representation Theory · Mathematics 2018-10-01 E. Peyghan , L. Nourmohammadifar , A. Makhlouf

This is an expository article on representation theory of toroidal Lie algebras. We summerize all the results on representation theory of toroidal Lie algebras obtained in the last fifteen years. Apart from that a natural genaralization of…

Representation Theory · Mathematics 2007-05-23 S. Eswara Rao