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Derivations extend the concept of differentiation from functions to algebraic structures as linear operators satisfying the Leibniz rule. In Lie algebras, derivations form a Lie algebra via the commutator bracket of linear endomorphisms.…

Rings and Algebras · Mathematics 2025-07-17 Alfonso Di Bartolo , Gianmarco La Rosa

If one wishes to define a complete Leibniz algebra in such a way as to extend the notion of a complete Lie algebra, two distinct definitions can be found in the current literature. Since biderivations on complete Lie algebras have already…

Rings and Algebras · Mathematics 2025-10-21 Alfonso Di Bartolo , Francesco Paolo Di Fatta , Gianmarco La Rosa

Suppose the ground field is algebraically closed and of characteristic different from 2. In this paper, we described the intrinsic connections among linear super-commuting maps, super-biderivations and centroids for Lie superalgebras…

Rings and Algebras · Mathematics 2020-08-05 Liming Tang , Lingyi Meng , Liangyun Chen

We introduce and study a construction of higher derived brackets generated by a (not necessarily inner) derivation of a Lie superalgebra. Higher derived brackets generated by an element of a Lie superalgebra were introduced in our earlier…

Quantum Algebra · Mathematics 2019-01-08 Theodore Th. Voronov

In this paper we attempt to investigate the super-biderivations of Lie superalgebras. Furthermore, we prove that all super-biderivations on the centerless super-Virasoro algebras are inner super-biderivations. Finally, we study the linear…

Rings and Algebras · Mathematics 2016-05-10 Guangzhe Fan , Xiansheng Dai

In this paper, we first introduce the concept of symmetric biderivation radicals and characteristic subalgebras of Lie algebras, and study their properties. Based on these results, we precisely determine biderivations of some Lie algebras…

Rings and Algebras · Mathematics 2025-04-30 Qiufan Chen , Yufeng Yao , Kaiming Zhao

This paper studies biderivations on finite-dimensional complex semisimple Lie algebras to their finite-dimensional modules. More precisely, we prove that all such symmetric biderivations are trivial. As applications, we determine all…

Representation Theory · Mathematics 2024-07-09 Liu Shiyuan , Liu Dong , Zhao Yueqiang

In this paper, we extend the concept of Lie superalgebras to a more generalized framework called Super-Lie superalgebras. In addition, they seem to be exploring various supergeneralizations of other algebraic structures, such as…

Rings and Algebras · Mathematics 2024-07-02 Sami Mabrouk , Othmen Ncib

In this paper, all symmetric super-biderivations of some Lie superalgebras are determined. As an application, commutative post-Lie superalgebra structures on these Lie superalgebras are also obtained.

Rings and Algebras · Mathematics 2022-06-14 Munayim Dilxat , Shoulan Gao , Dong Liu

All results concern characteristic 2. Two procedures that to every simple Lie algebra assign simple Lie superalgebras, most of the latter new, are offered. We prove that every simple finite-dimensional Lie superalgebra is obtained as the…

Representation Theory · Mathematics 2024-09-16 Sofiane Bouarroudj , Alexei Lebedev , Dimitry Leites , Irina Shchepochkina

On Hom-Lie algebras and superalgebras,we introduce the notions of biderivations, linear commuting maps and {\alpha}-biderivations, and compute them for some typical Hom-Lie algebras and superalgebras, including q-deformed W(2,2) algebra,…

Rings and Algebras · Mathematics 2022-03-09 Lamei Yuan , Jiaxin Li

The authors of this article intend to present some results obtained in the study of biderivations of complete Lie algebras. Firstly they present a matricial approach to do this, which was a useful and explanatory tool not only in the study…

Rings and Algebras · Mathematics 2023-08-01 Alfonso Di Bartolo , Gianmarco La Rosa

Derived brackets provide a mechanism for generating algebraic structures from graded Lie superalgebras, with applications in Poisson geometry, mathematical physics, and the theory of algebroids. In this paper, we present a complete…

Rings and Algebras · Mathematics 2026-05-28 Luan Figueiredo

In this paper we give a re-normalization of the supertrace on the category of representations of Lie superalgebras of type I, by a kind of modified superdimension. The genuine superdimensions and supertraces are generically zero. However,…

Representation Theory · Mathematics 2007-11-28 Nathan Geer , Bertrand Patureau-Mirand

Let L be a finite dimensional simple Lie superalgebra over an algebraically closed field of characteristic different from 2. In this paper, we prove that each skew-supersymmtric super-biderivation of L is inner. Furthermore, we prove that…

Rings and Algebras · Mathematics 2023-12-22 Da Xu , Qiyuan Wang , Xiaoning Xu

The definition of Kaehler manifold is superized. In the super setting, it admits a continuous parameter, unlike their analogs on manifolds. This parameter runs the same singular supervariety of parameters that parameterize deformations of…

Differential Geometry · Mathematics 2019-12-02 Dimitry Leites

In this paper, we characterize the super-biderivations of Cartan type Lie superalgebras over the complex field $\mathbb{C}$. Furthermore, we prove that all super-biderivations of Cartan type simple Lie superalgebras are inner…

Rings and Algebras · Mathematics 2018-12-10 Jixia Yuan , Liangyun Chen , Yan Cao

From a Lie algebra $\mathfrak{g}$ satisfying $\mathcal{Z}(\mathfrak{g})=0$ and $\Lambda^2(\mathfrak{g})^\mathfrak{g}=0$ (in particular, for $\g$ semisimple) we describe explicitly all Lie bialgebra structures on extensions of the form…

Quantum Algebra · Mathematics 2011-10-06 Marco A. Farinati , A. Patricia Jancsa

Let $L$ be a Lie superalgebra over a field of characteristic different from $2,3$ and write $\mathrm{ID}^{*}(L)$ for the Lie superalgebra consisting of superderivations mapping $L$ to $L^{2}$ and the central elements to zero. In this paper…

Rings and Algebras · Mathematics 2020-09-03 Wende Liu , Mengmeng Cai

The main definitions and properties of Lie superalgebras are proposed a la facon de a short dictionary, the different items following the alphabetical order. The main topics deal with the structure of simple Lie superalgebras and their…

High Energy Physics - Theory · Physics 2007-05-23 L. Frappat , A. Sciarrino , P. Sorba
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