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The aim of this paper is to introduce Hom-Novikov color algebras and give some constructions of Hom-Novikov color algebras from a given one and a (weak) morphism. Other interesting constructions using averaging operators, centroids,…

Rings and Algebras · Mathematics 2016-09-27 Ibrahima Bakayoko

This paper introduces the notion of Hom-Lie color algebra, which is a natural general- ization of Hom-Lie (super)algebras. Hom-Lie color algebras include also as special cases Lie (super) algebras and Lie color algebras. We study the…

Rings and Algebras · Mathematics 2012-05-01 Lamei Yuan

The purpose of this paper is to generalize some results on $n$-Lie algebras and $n$-Hom-Lie algebras to $n$-Hom-Lie color algebras. Then we introduce and give some constructions of $n$-Hom-Lie color algebras.

Quantum Algebra · Mathematics 2020-02-11 Ibrahima Bakayoko , Sergei Silvestrov

The main purpose of this paper is to define representations and a cohomology of color Hom-Lie algebras and to study some key constructions and properties. We describe Hartwig-Larsson-Silvestrov Theorem in the case of $\Gamma$-graded…

Rings and Algebras · Mathematics 2013-07-11 K. Abdaoui , F. Ammar , A. Makhlouf

Representations of color Hom-Lie algebras are reviewed, and it is shown that there exist a series of coboundary operators. We also introduce the notion of a color omni-Hom-Lie algebra associated to a vector space and an even invertible…

Rings and Algebras · Mathematics 2020-10-14 Abdoreza Armakan , Sergei Silvestrov

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 representations and $T$*-extensions of hom-Jordan-Lie algebras. In particular, adjoint representations, trivial representations, deformations and many properties of $T$*-extensions of hom-Jordan-Lie…

Rings and Algebras · Mathematics 2016-06-16 Jun Zhao , Liangyun Chen , Lili Ma

BiHom-Lie Colour algebra is a generalized Hom-Lie Colour algebra endowed with two commuting multiplicative linear maps. The main purpose of this paper is to define representations and a cohomology of BiHom-Lie colour algebras and to study…

Representation Theory · Mathematics 2017-06-08 Kadri Abdaoui , Abdelkader Ben Hassine , Abdenacer Makhlouf

The aim of this paper is to introduce and study quadratic Hom-Lie algebras, which are Hom-Lie algebras with symmetric invariant nondegenerate bilinear forms. We provide several constructions leading to examples and extend the double…

Rings and Algebras · Mathematics 2010-09-23 Saïd Benayadi , Abdenacer Makhlouf

The purpose of this paper is to define the representation and the cohomology of Hom-Lie superalgebras. Moreover we study Central extensions and provide as application the computations of the derivations and second cohomology group of…

Rings and Algebras · Mathematics 2012-04-30 Faouzi Ammar , Abdenacer Makhlouf , Nejib Saadoui

In this paper, we study representations of hom-Lie algebras. In particular, the adjoint representation and the trivial representation of hom-Lie algebras are studied in detail. Derivations, deformations, central extensions and derivation…

Mathematical Physics · Physics 2015-03-17 Yunhe Sheng

The purpose of this paper is to extend the cohomology and conformal derivation theories of the classical Lie conformal algebras to Hom-Lie conformal algebras. In this paper, we develop cohomology theory of Hom-Lie conformal algebras and…

Rings and Algebras · Mathematics 2017-11-23 Jun Zhao , Lamei Yuan , Liangyun Chen

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 goal of this paper is to introduce and give some constructions and study properties of Hom-left-symmetric color dialgebras and Hom-tridendriform color algebras. Next, we study their connection with Hom-associative color algebra,…

Rings and Algebras · Mathematics 2020-02-06 Ibrahima Bakayoko , Sergei Silvestrov

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

The aim of this paper is to develop the theory of Hom-coalgebras and related structures. After reviewing some key constructions and examples of quasi-deformations of Lie algebras involving twisted derivations and giving rise to the class of…

Rings and Algebras · Mathematics 2008-11-24 Abdenacer Makhlouf , Sergei Silvestrov

Bihom-Lie algebra is a generalized Hom-Lie algebra endowed with two commuting multiplicative linear maps. In this paper, we study cohomology and representations of Bihom-Lie algebras. In particular, derivations, central extensions,…

Representation Theory · Mathematics 2016-10-17 Yongsheng Cheng , Huange Qi

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 introduce the class of split regular Hom-Lie color algebras as the natural generalization of split Lie color algebras. By developing techniques of connections of roots for this kind of algebras, we show that such a split regular Hom-Lie…

Rings and Algebras · Mathematics 2016-11-18 Yan Cao , Liangyun Chen

The paper studies the structure of restricted hom-Lie algebras. More specifically speaking, we first give the equivalent definition of restricted hom-Lie algebras. Second, we obtain some properties of $p$-mappings and restrictable hom-Lie…

Rings and Algebras · Mathematics 2015-10-07 Baoling Guan , Liangyun Chen
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