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This article explores some simple examples of L-infinity algebras and the construction of miniversal deformations of these structures. Among other things, it is shown that there are two families of nonequivalent L-infinity structures on a…

Quantum Algebra · Mathematics 2007-05-23 Alice Fialowski , Michael Penkava

For a finite dimensional Lie algebra $L$, it is known that $s(L)=\f{1}{2}(n-1)(n-2)+1-\mathrm{dim} M(L)$ is non negative. Moreover, the structure of all finite nilpotent Lie algebras is characterized when $s(L)=0,1$ in \cite{ni,ni4}. In…

Rings and Algebras · Mathematics 2021-05-21 Peyman Niroomand

All finite-dimensional indecomposable solvable Lie algebras $L(n,f)$, having the triangular algebra T(n) as their nilradical, are constructed. The number of nonnilpotent elements $f$ in $L(n,f)$ satisfies $1\leq f\leq n-1$ and the dimension…

Rings and Algebras · Mathematics 2013-07-10 Sébastien Tremblay , Pavel Winternitz

First we describe the Skjelbred-Sund method for classifying nilpotent Lie algebras. Then we use it to classify 6-dimensional nilpotent Lie algebras over any field of characteristic not 2. The proof of this classification is essentially…

Rings and Algebras · Mathematics 2007-05-23 W. A. de Graaf

We classify the non-degenerate two-step nilpotent Lie algebras of dimension 8 over the field of real numbers, using known results over complex numbers. We write explicit structure constants for these real Lie algebras.

Group Theory · Mathematics 2023-08-31 Mikhail Borovoi , Bogdan Adrian Dina , Willem A. de Graaf

The main non-associative algebras are Lie algebras and Jordan algebras. There are several ways to unify these non-associative algebras and associative algebras.

Quantum Algebra · Mathematics 2018-07-12 Florin F. Nichita

In this paper we investigate the problem of which Lie algebras appear as the derived algebra of a Lie algebra. We present new results that further develop this study and address two questions raised in a paper concerned with the…

Rings and Algebras · Mathematics 2025-08-14 Salvatore Siciliano , David A. Towers

Lie antialgebras is a class of supercommutative algebras recently appeared in symplectic geometry. We define the notion of enveloping algebra of a Lie antialgebra and study its properties. We show that every Lie antialgebra is canonically…

Commutative Algebra · Mathematics 2010-07-26 Séverine Leidwanger , Sophie Morier-Genoud

We present classes of nonassociative algebras whose associator satisfies invariance conditions given by the action of the 3 order symmetric group. Amongst these algebras we find the wellknown Pre Lie or Vinberg algebras and the Lie…

Rings and Algebras · Mathematics 2007-05-23 Michel Goze

A Lie algebra L is known to be nilpotent if it admits a grading by (Zp, +) with support X not containing 0. It is also known that the class of L can be bounded by some explicit function of |X|. We generalise this and other classical results…

Rings and Algebras · Mathematics 2016-08-04 Wolfgang Alexander Moens

There exists a complete atomless Boolean algebra that has no proper atomless complete subalgebra.

Logic · Mathematics 2009-09-25 Thomas Jech , Saharon Shelah

We study the varieties of Lie algebra laws and their subvarieties of nilpotent Lie algebra laws. We classify all degenerations of (almost all) five-step and six-step nilpotent seven-dimensional complex Lie algebras. One of the main tools is…

Rings and Algebras · Mathematics 2007-05-23 Dietrich Burde

In this article, we described 1/2-derivations of solvable Lie algebras with a thread-like nilradical. Nontrivial transposed Poisson algebras with solvable Lie algebras are constructed. That is, by using 1/2-derivations of Lie algebras, we…

Rings and Algebras · Mathematics 2024-09-18 Kobiljon Abdurasulov , Jobir Adashev , Sabohat Eshmeteva

The paper is devoted to give a complete classification of five-dimension nilpotent evolution algebras over an algebraically closed field. We obtained a list of 27 isolated non-isomorphic nilpotent evolution algebras and 2 families of…

Commutative Algebra · Mathematics 2015-09-01 A. S. Hegazi , Hani Abdelwahab

This paper is devoted to the complete algebraic classification of complex 5-dimensional nilpotent bicommutative algebras.

Rings and Algebras · Mathematics 2024-06-19 Kobiljon Abdurasulov , Ivan Kaygorodov , Abror Khudoyberdiyev

This paper explores the properties of multiplicative Lie algebra structures on a nilpotent group of class $2$. We also present a method for determining a multiplicative Lie algebra structure on a group that serves as an extension of one Lie…

Group Theory · Mathematics 2024-09-26 Deepak Pal , Amit Kumar , Sumit Kumar Upadhyay

In this paper we continue the description of solvable Leibniz algebras whose nilradical is a filiform algebra. In fact, solvable Leibniz algebras whose nilradical is a naturally graded filiform Leibniz algebra are described in \cite{Campo}…

Rings and Algebras · Mathematics 2013-07-08 L. M. Camacho , B. A. Omirov , K. K. Masutova

In this paper we generalize cellular algebras by allowing different partial orderings relative to fixed idempotents. For these relative cellular algebras we classify and construct simple modules, and we obtain other characterizations in…

Representation Theory · Mathematics 2023-09-20 Michael Ehrig , Daniel Tubbenhauer

In this paper we introduce the concept of $n$-Lie-isoclinism on non-Lie Leibniz algebras. Among the results obtained, we provide several characterizations of $n$-Lie-isoclinic classes of Leibniz algebras. Also, we provide a characterization…

Rings and Algebras · Mathematics 2018-05-17 G. R. Biyogmam , J. M. Casas

We study ideals of Novikov algebras and Novikov structures on finite-dimensional Lie algebras. We present the first example of a three-step nilpotent Lie algebra which does not admit a Novikov structure. On the other hand we show that any…

Rings and Algebras · Mathematics 2007-05-23 Dietrich Burde , Karel Dekimpe , Kim Vercammen