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We determine the structure of solvable Lie groups endowed with invariant stretched non-positive Weyl connections and find classes of solvable Lie groups admitting and not admitting such connections. In dimension 4 we fully classify solvable…

Differential Geometry · Mathematics 2024-12-20 Maciej Bochenski , Piotr Jastrzebski , Aleksy Tralle

We finish the determination of the invariants of the coadjoint representation of six dimensional real Lie algebras, by determining a fundamental set of invariants for the 99 isomorphism classes of solvable Lie algebras with five dimensional…

Rings and Algebras · Mathematics 2007-05-23 Rutwig Campoamor-Stursberg

An infinite-dimensional Lie Algebra is proposed which includes, in its subalgebras and limits, most Lie Algebras routinely utilized in physics. It relies on the finite oscillator Lie group, and appears applicable to twisted noncommutative…

High Energy Physics - Theory · Physics 2008-11-26 David B Fairlie , Cosmas K Zachos

In this article studies questions about the existence of left-invariant K\"{a}hler and semi-para-K\"{a}hler structures on six-dimensional unsolvable Lie groups whose Lie algebras are semidirect products. According to the classification…

Differential Geometry · Mathematics 2024-10-29 N. K. Smolentsev , A. Yu Sokolova

We prove that there are no rigid complex filiform Lie algebras in the variety of (filiform) Lie algebras of dimension less than or equal to 11. More precisely we show that in any Euclidean neighborhood of a filiform Lie bracket (of low…

Rings and Algebras · Mathematics 2017-09-15 Paulo Tirao , Sonia Vera

We determine normal forms of the multiplication of four-dimensional anti-commutative algebras over a field $\mathbb K$ of characteristic zero having an analogous family of flags of subalgebras as the four-dimensional non-Lie binary Lie…

Rings and Algebras · Mathematics 2022-09-01 Ágota Figula , Péter T. Nagy

We study numerical invariants of identities of finite-dimensional solvable Lie superalgebras. We define new series of finite-dimensional solvable Lie superalgebras $L$ with non-nilpotent derived subalgebra $L'$ and discuss their codimension…

Rings and Algebras · Mathematics 2018-10-11 Dušan D. Repovš , Mikhail V. Zaicev

Let $ L $ be an $ n $-dimensional non-abelian nilpotent Lie algebra and $ s(L)=\frac{1}{2}(n-1)(n-2)+1-\dim \mathcal{M}(L) $ where $ \mathcal{M}(L) $ is the Schur multiplier of a Lie algebra $ L. $ The structures of nilpotent Lie algebras $…

Rings and Algebras · Mathematics 2022-02-21 A. Shamsaki , P. Niroomand

We study solvable Lie algebras in prime characteristic $p$ that admit non-singular derivations. We show that Jacobson's Theorem remains true if the quotients of the derived series have dimension less than~$p$. We also study the structure of…

Rings and Algebras · Mathematics 2019-06-11 Marcos Goulart Lima , Csaba Schneider

We classify kinematical Lie algebras in dimension 2+1. This is approached via the classification of deformations of the static kinematical Lie algebra. In addition, we determine which kinematical Lie algebras admit invariant symmetric inner…

High Energy Physics - Theory · Physics 2018-08-01 Tomasz Andrzejewski , José Figueroa-O'Farrill

The present paper solves completely the problem of the group classification of nonlinear heat-conductivity equations of the form\ $u_{t}=F(t,x,u,u_{x})u_{xx} + G(t,x,u,u_{x})$. We have proved, in particular, that the above class contains no…

Mathematical Physics · Physics 2007-05-23 P. Basarab-Horwath , V. Lahno , R. Zhdanov

Restricted Lie algebras of dimension up to $3$ over algebraically closed fields of positive characteristic were classified by Wang and his collaborators in [25, 19]. In this paper, we obtain a classification of restricted Lie algebras of…

Rings and Algebras · Mathematics 2025-06-19 W. Liu , G. -S. Zhou

In this paper, we develop a method to obtain the algebraic classification of compatible pre-Lie algebras from the classification of pre-Lie algebras of the same dimension. We use this method to obtain the algebraic classification of complex…

Rings and Algebras · Mathematics 2024-12-02 Hani Abdelwahab , Ivan Kaygorodov , Abdenacer Makhlouf

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

In this paper, nilpotent n-Lie algebras of dimension n + 3 as well as nilpotent n-Lie algebras of class 2 and dimension n + 4 are classified.

Rings and Algebras · Mathematics 2018-10-10 Mehdi Eshrati , Farshid Saeedi , Hamid Darabi

We compute the infinitesimal deformations of two families of restricted simple modular Lie algebras of Cartan type: the Witt-Jacobson and the Special Lie algebras.

Rings and Algebras · Mathematics 2009-02-07 Filippo Viviani

Leibniz algebras ${\mathcal E}_n$ were introduced as algebraic structure underlying U-duality. Algebras ${\mathcal E}_3$ derived from Bianchi three-dimensional Lie algebras are classified here. Two types of algebras are obtained:…

High Energy Physics - Theory · Physics 2020-07-15 Ladislav Hlavaty

In this paper, we define partially capable Lie superalgebra. As an application we classify all capable nilpotent Lie superalgebras of dimension less than equal to five.

Rings and Algebras · Mathematics 2023-08-22 Rudra Narayan Padhan , Ibrahem Yakzan Hasan , Saudamini Nayak

In this paper, we classify finite-dimensional nilpotent Lie superalgebras of superbreadth at most two.

Rings and Algebras · Mathematics 2022-09-07 A. Shamsaki , P. Niroomand , M. Ladra

In this work, the complex Lie affgebra structures on three-dimensional solvable Lie algebras are completely determined.

Rings and Algebras · Mathematics 2025-07-03 Kh. R. Berdalova , A. Kh. Khudoyberdiyev
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