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Related papers: A non-abelian Hom-Leibniz tensor product and appli…

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Non-abelian tensor product of Hom-Lie algebras is constructed and studied. This tensor product is used to describe universal ($\alpha$-)central extensions of Hom-Lie algebras and to establish a relation between cyclic and Milnor cyclic…

Rings and Algebras · Mathematics 2016-03-30 J. M. Casas , E. Khmaladze , N. Pacheco Rego

We construct homology with trivial coefficients of Hom-Leibniz $n$-algebras. We introduce and characterize universal ($\alpha$)-central extensions of Hom-Leibniz $n$-algebras. In particular, we show their interplay with the zeroth and first…

Rings and Algebras · Mathematics 2016-07-05 J. M. Casas , N. Pacheco Rego

We introduce and study a non-abelian tensor product of two algebras with bracket with compatible actions on each other. We investigate its applications to the universal central extensions and the low-dimensional homology of perfect algebras…

Rings and Algebras · Mathematics 2024-07-15 José Manuel Casas , Emzar Khmaladze , Manuel Ladra

We study some properties of the non-abelian tensor product of Hom-Lie algebras concerning the preservation of products and quotients, solvability and nilpotency, and describe compatibility with the universal central extensions of perfect…

Rings and Algebras · Mathematics 2019-02-21 J. M. Casas , E. Khmaladze , N. Pacheco Rego

We introduce the non-abelian tensor product of Lie superalgebras, study some of its properties including nilpotency, solvability and Engel, and we use it to describe the universal central extensions of Lie superalgebras. We present the…

Rings and Algebras · Mathematics 2015-12-21 Xabier García-Martínez , Emzar Khmaladze , Manuel Ladra

In this paper we study universal central extensions and non-abelian tensor product of hom-Lie-Rinehart algebras. We discuss about universal $\alpha$- central extensions, and, lifting of automorphisms and $\alpha$-derivations to central…

K-Theory and Homology · Mathematics 2018-03-13 Ashis Mandal , Satyendra Kumar Mishra

In this paper, we introduce a non-abelian exterior product of Hom-Leibniz algebras and investigate its relative to the Hopf's formula. We also construct an eight-term exact sequence in the homology of Hom-Leibniz algebras. Finally, we…

Rings and Algebras · Mathematics 2021-04-27 Behrouz Edalatzadeha , Seyedeh Narges Hosseinib , Ali Reza Salemkarb

We introduce a non-abelian exterior product of two crossed modules of Leibniz algebra and investigate its relation to the low dimensional Leibniz homology. Later this non-abelian exterior product is applied to the construction of eight term…

Rings and Algebras · Mathematics 2016-12-26 Guram Donadze , Xabier García-Martínez , Emzar Khmaladze

In this paper we study the universal central extension of a Lie--Rinehart algebra and we give a description of it. Then we study the lifting of automorphisms and derivations to central extensions. We also give a definition of a non-abelian…

Rings and Algebras · Mathematics 2014-03-28 José Luis Castiglioni , Xabier García-Martínez , Manuel Ladra

We introduce Hom-actions, semi-direct product and establish the equivalence between split extensions and the semi-direct product extension of Hom-Leibniz algebras. We analyze the functorial properties of the universal ({\alpha})-central…

Rings and Algebras · Mathematics 2013-09-23 J. M. Casas , N Pacheco Regon

In this paper, the structure of the second relative homology and the relative stem cover of the direct sum of two pairs of Leibniz algebras are determined by means of the non-abelian tensor product of Leibniz algebras. We also characterize…

Rings and Algebras · Mathematics 2021-04-27 Seyedeh Narges Hosseini , Behrouz Edalatzadeh , Ali Reza Salemkar

In the category of Hom-Leibniz algebras we introduce the notion of representation as adequate coefficients to construct the chain complex to compute the Leibniz homology of Hom-Leibniz algebras. We study universal central extensions of…

Rings and Algebras · Mathematics 2012-09-28 J. M. Casas , M. A. Insua , N. Pacheco Rego

In this paper, first we classify non-abelian extensions of Leibniz algebras by the second non-abelian cohomology. Then, we construct Leibniz 2-algebras using derivations of Leibniz algebras, and show that under a condition on the center, a…

Category Theory · Mathematics 2017-12-05 Jiefeng Liu , Yunhe Sheng , Qi Wang

A Hom-type generalization of non-commutative Poisson algebras, called non-commutative Hom-Poisson algebras, are studied. They are closed under twisting by suitable self-maps. Hom-Poisson algebras, in which the Hom-associative product is…

Rings and Algebras · Mathematics 2010-10-19 Donald Yau

The theory of unified product and extending structures for alternative and pre-alternative algebras are developed. It is proved that the extending structures of these algebras can be classified by using some non-abelian cohomology and…

Rings and Algebras · Mathematics 2021-08-24 Tao Zhang , Shuxian Cui , Jing Si

This paper develops a cohomology theory for Hom-Leibniz algebras using the $\beta$-Nijenhuis--Richardson bracket and applies it to classify non-abelian extensions. We introduce left, and right versions of the bracket, each defining a graded…

Rings and Algebras · Mathematics 2025-11-20 Nejib Saadaoui

In this paper, first we introduce the notion of a nonabelian embedding tensor, which is a nonabelian generalization of an embedding tensor. Then we introduce the notion of a Leibniz-Lie algebra, which is the underlying algebraic structure…

Rings and Algebras · Mathematics 2023-02-01 Rong Tang , Yunhe Sheng

In this article, we use the theory of (non-abelian) exterior product of Hom-Lie algebras to prove the Hopf formula for these algebras. As an application, we construct an eight-term sequence in the homology of Hom-Lie algebras. We also…

Rings and Algebras · Mathematics 2021-04-28 Negur Shahni Karamzadeh , Seyedeh Narges Hosseini , Ali Reza Salemkar

It is well known that the cohomology of a tensor product is essentially the tensor product of the cohomologies. We look at twisted tensor products, and investigate to which extend this is still true. We give an explicit description of the…

K-Theory and Homology · Mathematics 2008-03-27 Petter Andreas Bergh , Steffen Oppermann

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
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