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A modified Rota-Baxter algebra is an algebra equipped with an operator that satisfies the modified Yang-Baxter equation. In this paper, we define the cohomology of a modified Rota-Baxter algebra with coefficients in a suitable bimodule. We…

Rings and Algebras · Mathematics 2022-07-07 Apurba Das

In this paper, we define the cohomology of a modified Rota-Baxter Leibniz algebra with coefficients in a suitable representation. As applications of our cohomology, we study formal one-parameter deformations and abelian extensions of…

Rings and Algebras · Mathematics 2022-11-21 Yizheng Li , Dingguo Wang

Rota-Baxter operators have been paid much attention in the last few decades as they have many applications in mathematics and physics. In this paper, our object of study is modified Rota-Baxter operators on Leibniz algebras. We investigate…

Rings and Algebras · Mathematics 2023-11-23 Bibhash Mondal , Ripan Saha

In this paper, first, we introduce a notion of modified Rota-Baxter Lie algebras of weight $\mathrm{\lambda}$ with derivations (or simply modified Rota-Baxter LieDer pairs) and their representations. Moreover, we investigate cohomologies of…

Rings and Algebras · Mathematics 2024-04-16 Imed Basdouri , Sami Benabdelhafidh , Mohamed Amin Sadraoui

In this paper, we define representations and cohomology of weighted Rota-Baxter Lie algebras. As applications of cohomology, we study abelian extensions and formal $1$-parameter deformations weighted Rota-Baxter Lie algebras. Finally, we…

Representation Theory · Mathematics 2021-09-07 Apurba Das

The purpose of the present paper is to investigate cohomologies and deformations of weighted Rota-Baxter Lie algebras as well as weighted Rota-Baxter associative algebras with derivations. First we introduce a notion of weighted Rota-Baxter…

Rings and Algebras · Mathematics 2024-04-16 Basdouri Imed , Sadraoui Mohamed Amin , Shuangjian Guo

In this paper, first we introduce the concept of modified Rota-Baxter Lie-Yamaguti algebras. Then the cohomology of a modified Rota-Baxter Lie-Yamaguti algebra with coefficients in a suitable representation is established. As applications,…

Rings and Algebras · Mathematics 2024-02-01 Wen Teng , Shuangjian Guo

Representations of Hom-Jacobi-Jordan algebras are studied. In particular, adjoint representations and trivial representations are studied in detail. Derivations and central extensions of Hom-Jacobi-Jordan algebras are also discussed as an…

Rings and Algebras · Mathematics 2023-08-09 Jules Anitheou , Sylvain Attan , Kinvi Kangni

In this paper, we introduce the cohomology theory of relative Rota-Baxter operators on Leibniz triple systems. We use the cohomological approach to study linear and formal deformations of relative Rota-Baxter operators. In particular,…

Rings and Algebras · Mathematics 2022-10-11 Xueru Wu , Yao Ma , Liangyun Chen

Weighted Rota-Baxter operators on associative algebras are closely related to modified Yang-Baxter equations, splitting of algebras, weighted infinitesimal bialgebras, and play an important role in mathematical physics. For any $\lambda \in…

Representation Theory · Mathematics 2022-09-21 Apurba Das

Inspired by the work of Wang and Zhou [4] for Rota-Baxter algebras, we develop a cohomology theory of Rota-Baxter systems and justify it by interpreting the lower degree cohomology groups as formal deformations and as abelian extensions of…

Rings and Algebras · Mathematics 2022-07-15 Yuming Liu , Kai Wang , Liwen Yin

In this paper, we consider Rota-Baxter operators on involutive associative algebras. We define cohomology for Rota-Baxter operators on involutive algebras that governs the formal deformation of the operator. This cohomology can be seen as…

Rings and Algebras · Mathematics 2020-06-18 Apurba Das

A Rota-Baxter Leibniz algebra is a Leibniz algebra $(\mathfrak{g},[~,~]_{\mathfrak{g}})$ equipped with a Rota-Baxter operator $T : \mathfrak{g} \rightarrow \mathfrak{g}$. We define representation and dual representation of Rota-Baxter…

Rings and Algebras · Mathematics 2023-06-22 Bibhash Mondal , Ripan Saha

This paper studies formal deformations and homotopy theory of Rota-Baxter algebras of any weight. We define an $L_\infty$-algebra, which controls simultaneous deformations of associative products and Rota-Baxter operators. As a consequence,…

Rings and Algebras · Mathematics 2021-09-09 Kai Wang , Guodong Zhou

In this paper, we first propose the concept of Rota-Baxter family $\Omega$-associative conformal algebras, then we study the cohomology theory of Rota-Baxter family $\Omega$-associative conformal algebras of any weight and justify it by…

Rings and Algebras · Mathematics 2023-01-31 Yuanyuan Zhang , Jun Zhao , Genqiang Liu

Rota-Baxter operators and more generally $\mathcal{O}$-operators play a crucial role in broad areas of mathematics and physics, such as integrable systems, the Yang-Baxter equation and pre-Lie algebras. The main objects of study in the…

Rings and Algebras · Mathematics 2023-03-08 Lei Du , Yanhong Bao , Dongxing Fu

In this paper, we introduce the cohomology theory of relative Rota-Baxter operators on Leibniz algebras. We use the cohomological approach to study linear and formal deformations of relative Rota-Baxter operators. In particular, the notion…

Rings and Algebras · Mathematics 2021-02-26 Rong Tang , Yunhe Sheng , Yanqiu Zhou

We study Rota--Baxter operators on vertex algebras using the integrated $\lambda$-bracket formalism. A Rota--Baxter operator produces a deformed vertex algebra structure, and the difference between the deformed and original brackets yields…

Quantum Algebra · Mathematics 2026-05-25 Hassan Alhussein

In this paper, we examine the concept of twisted Rota-Baxter (TRB) operators on associative conformal algebras. Our strategy begins by constructing an $L_\infty$-algebra using Maurer-Cartan elements derived from $H$-twisted Rota-Baxter…

Rings and Algebras · Mathematics 2023-08-17 Sania Asif , Lamei Yuan , Yao Wang

This paper is devoted to studying deformation, cohomology theory of Rota-Baxter pre-Lie algebras of arbitrary weights. First we give the notion of a new representation of a Rota-Baxter pre-Lie algebra of arbitrary weight and define the…

Rings and Algebras · Mathematics 2022-08-09 Shuangjian Guo , Yufei Qin , Kai Wang , Guodong Zhou
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