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Related papers: Extending structures for perm algebras and perm bi…

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The purpose of this paper is to construct infinite-dimensional Poisson bialgebras by the affinization of pre-Poisson algebras. There is a natural Poisson algebra structure on the tensor product of a pre-Poisson algebra and a perm algebra,…

Rings and Algebras · Mathematics 2025-12-15 Yanhong Guo , Bo Hou

The Perk--Schultz model may be expressed in terms of the solution of the Yang--Baxter equation associated with the fundamental representation of the untwisted affine extension of the general linear quantum superalgebra $U_q[sl(m|n)]$, with…

Exactly Solvable and Integrable Systems · Physics 2015-06-26 M Mehta , K A Dancer , M D Gould , J Links

In this paper, we investigate non-abelian extensions and inducibility of pairs of automorphisms of Lie triple systems. First, we introduce non-abelian cohomology groups and classify the non-abelian extensions in terms of non-abelian…

Rings and Algebras · Mathematics 2024-06-24 Qinxiu Sun , Shuangjian Guo

In order to generalize the fact that an averaging commutative algebra gives rise to a perm algebra to the bialgebra level, the notion of a special apre-perm algebra was introduced as a new splitting of perm algebras, and it has been shown…

Rings and Algebras · Mathematics 2025-10-13 Quan Zhao , Guilai Liu

We introduce the concept of braided anti-flexible bialgebra and construct cocycle bicrossproduct anti-flexible bialgebras. As an application, we solve the extending problem for anti-flexible bialgebras by using some non-abelian cohomology…

Rings and Algebras · Mathematics 2022-11-08 Tao Zhang , Hui-Jun Yao

We generalize the classical study of (generalized) Lax pairs and the related $O$-operators and the (modified) classical Yang-Baxter equation by introducing the concepts of nonabelian generalized Lax pairs, extended $\calo$-operators and the…

Mathematical Physics · Physics 2015-05-14 Xiang Ni , Chengming Bai , Li Guo

Let $A$ be a left-symmetric (resp. Novikov) algebra, $E$ be a vector space containing $A$ as a subspace and $V$ be a complement of $A$ in $E$.The extending structures problem which asks for the classification of all left-symmetric (resp.…

Rings and Algebras · Mathematics 2015-12-04 Yanyong Hong

Let $\mathfrak{g}$ be a Leibniz algebra and $E$ a vector space containing $\mathfrak{g}$ as a subspace. All Leibniz algebra structures on $E$ containing $\mathfrak{g}$ as a subalgebra are explicitly described and classified by two…

Rings and Algebras · Mathematics 2014-02-24 A. L. Agore , G. Militaru

This paper studies two types of 3-Lie bialgebras whose compatibility conditions between the multiplication and comultiplication are given by local cocycles and double constructions respectively, and are therefore called the local cocycle…

Mathematical Physics · Physics 2020-07-27 Chengming Bai , Li Guo , Yunhe Sheng

The aim of this paper is to provide an answer to the $\mathbb{C}[\partial]$-split extending structures problem for Leibniz conformal algebras, which asks that how to describe all Leibniz conformal algebra structures on $E=R\oplus Q$ up to…

Rings and Algebras · Mathematics 2019-03-08 Yanyong Hong , Lamei Yuan

Let $\mathfrak{g}$ be a Lie algebra, $E$ a vector space containing $\mathfrak{g}$ as a subspace. The paper is devoted to the \emph{extending structures problem} which asks for the classification of all Lie algebra structures on $E$ such…

Rings and Algebras · Mathematics 2014-07-01 A. L. Agore , G. Militaru

In this paper, we devote to extending structures for dendriform algebras. First, we define extending datums and unified products of dendriform algebras, and theoretically solve the extending structure problem. As an application, we consider…

Rings and Algebras · Mathematics 2024-06-26 Yuanyuan Zhang , Junwen Wang

Let $A$ be a unital associative algebra over a field $k$. All unital associative algebras containing $A$ as a subalgebra of a given codimension $\mathfrak{c}$ are described and classified. For a fixed vector space $V$ of dimension…

Rings and Algebras · Mathematics 2017-01-27 A. L. Agore , G. Militaru

We develop the bialgebra theory for two classes of non-associative algebras: nearly associative algebras and $LR$-algebras. In particular, building on recent studies that reveal connections between these algebraic structures, we establish…

Rings and Algebras · Mathematics 2025-02-25 Elisabete Barreiro , Saïd Benayadi , Carla Rizzo

An admissible Poisson algebra (or briefly, an adm-Poisson algebra) gives an equivalent presentation with only one operation for a Poisson algebra. We establish a bialgebra theory for adm-Poisson algebras independently and systematically,…

Quantum Algebra · Mathematics 2022-07-14 Jinting Liang , Jiefeng Liu , Chengming Bai

The extending structures and unified products for Malcev algebras are developed. Some special cases of unified products such as crossed products and matched pair of Malcev algebras are studied. It is proved that the extending structures can…

Rings and Algebras · Mathematics 2021-08-24 Tao Zhang , Ling Zhang , Ruyi Xie

We introduce the notion of an anti-Leibniz bialgebra which is equivalent to a Manin triple of anti-Leibniz algebras, is equivalent to a matched pair of anti-Leibniz algebras. The study of some special anti-Leibniz bialgebras leads to the…

Rings and Algebras · Mathematics 2025-08-14 Bo Hou , Zhanpeng Cui

We introduce the notion of Leibniz conformal bialgebras, presenting a bialgebra theory for Leibniz conformal algebras as well as the conformal analogues of Leibniz bialgebras. They are equivalently characterized in terms of matched pairs…

Rings and Algebras · Mathematics 2025-03-25 Zhongyin Xu , Chengming Bai , Yanyong Hong

Cycle sets are known to give non-degenerate unitary solutions of the Yang--Baxter equation and linear cycle sets are enriched versions of these algebraic systems. The paper explores the recently developed cohomology and extension theory for…

Group Theory · Mathematics 2022-06-27 Valeriy Bardakov , Mahender Singh

In this paper, we mainly discuss how to use dendriform $\md$-bialgebras to construct Lie bialgebras and the relationship between the solutions of their corresponding Yang-Baxter equations. We provide two methods for obtaining Lie algebras…

Rings and Algebras · Mathematics 2026-01-27 Bo Hou