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In this paper, we introduce a novel generalization of the classical property of algebras known as "being alternative," which we term "partially alternative." This new concept broadens the scope of alternative algebras, offering a fresh…

Rings and Algebras · Mathematics 2025-05-14 Tianran Hua , Ekaterina Napedenina , Marina Tvalavadze

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

Characteristic Lie algebras of semi-discrete chains are studied. The attempt to adopt this notion to the classification of Darboux integrable chains has been undertaken.

Exactly Solvable and Integrable Systems · Physics 2009-11-11 Ismagil Habibullin , Asli Pekcan

This paper proves the isomorphic criterion theorem for (n+2)-dimensional n-Lie algebras, and gives a complete classification of (n+1)-dimensional n-Lie algebras and (n+2)-dimensional n-Lie algebras over an algebraically closed field of…

Mathematical Physics · Physics 2010-06-11 Ruipu Bai , Guojie Song , Yaozhong Zhang

We determine the solvable complete Lie algebras whose nilradical is isomorphic to a filiform Lie algebra. Moreover we show that for any positive integer $n$ there exists a solvable complete Lie algebras whose second cohomology group with…

Rings and Algebras · Mathematics 2007-05-23 J. M. Ancochea , R. Campoamor

A flat quadratic quasi-Frobenius Lie superalgebra is a quadratic Lie superalgebra equipped with an additional symplectic structure that is flat with respect to the natural symplectic product. In this paper, we introduce the notion of a flat…

Rings and Algebras · Mathematics 2026-03-13 Sofiane Bouarroudj , Hamza El Ouali

A metric algebra is a metric variant of the notion of $\Sigma$-algebra, first introduced in universal algebra to deal with algebras equipped with metric structures such as normed vector spaces. In this paper, we showed metric versions of…

Logic · Mathematics 2017-03-13 Wataru Hino

In this paper, we give a generalization of results in \cite{PU07} and \cite{DPU10} by applying the tools of graded Lie algebras to quadratic Lie superalgebras. In this way, we obtain a numerical invariant of quadratic Lie superalgebras and…

Mathematical Physics · Physics 2012-06-26 Minh Thanh Duong , Rosane Ushirobira

In this paper an algebraic model for unbased rational homotopy theory from the perspective of curved Lie algebras is constructed. As part of this construction a model structure for the category of pseudo-compact curved Lie algebras with…

Algebraic Topology · Mathematics 2018-01-16 James Maunder

Lie quasi-states on a real Lie algebra are functionals which are linear on any abelian subalgebra. We show that on the symplectic Lie algebra of rank at least 3 there is only one continuous non-linear Lie quasi-state (up to a scalar factor,…

Representation Theory · Mathematics 2009-09-01 Michael Entov , Leonid Polterovich

We show that a certain symmetry exists in the stable irreducible decomposition of the Lie algebra consisting of symplectic derivations of the free Lie algebra generated by the first homology group of compact oriented surfaces.

Algebraic Topology · Mathematics 2018-09-28 Shigeyuki Morita , Takuya Sakasai , Masaaki Suzuki

We present a systematic study of symmetries, invariants and moduli spaces of classes of coframes. We introduce a classifying Lie algebroid to give a complete description of the solution to Cartan's realization problem that applies to both…

Differential Geometry · Mathematics 2012-10-08 Rui Loja Fernandes , Ivan Struchiner

Metric algebras are metric variants of $\Sigma$-algebras. They are first introduced in the field of universal algebra to deal with algebras equipped with metric structures such as normed vector spaces. Recently a similar notion of…

Logic in Computer Science · Computer Science 2016-12-27 Wataru Hino

In this paper, simplicity of quadratic Lie conformal algebras are investigated. From the point view of the corresponding Gel'fand-Dorfman bialgebras, some sufficient conditions and necessary conditions to ensure simplicity of quadratic Lie…

Quantum Algebra · Mathematics 2015-07-08 Yanyong Hong , Zhixiang Wu

A coassociative Lie algebra is a Lie algebra equipped with a coassociative coalgebra structure satisfying a compatibility condition. The enveloping algebra of a coassociative Lie algebra can be viewed as a coalgebraic deformation of the…

Rings and Algebras · Mathematics 2013-04-25 D. -G. Wang , J. J. Zhang , G. Zhuang

In the present paper we study six dimensional solvable Lie algebras with special emphasis on those admitting a symplectic structure. We list all the symplectic structures that they admit and we compute their Betti numbers finding some…

Differential Geometry · Mathematics 2012-01-23 Maura Macrì

We study the homology and cohomology groups of super Lie algebra of supersymmetries and of super Poincare Lie algebra in various dimensions. We give complete answers for (non-extended) supersymmetry in all dimensions $\leq 11$. For…

High Energy Physics - Theory · Physics 2015-05-28 M. V. Movshev , A. Schwarz , Renjun Xu

Nonhamiltonian interaction of hamiltonian systems is considered. Dynamical equations are constructed by use of symmetric designs on Lie algebras. The results of analysis of these equations show that some class of symmetric designs on Lie…

High Energy Physics - Theory · Physics 2007-05-23 Denis V. Juriev

A manifold is multisymplectic, or more specifically n-plectic, if it is equipped with a closed nondegenerate differential form of degree n+1. In our previous work with Baez and Hoffnung, we described how the `higher analogs' of the…

Differential Geometry · Mathematics 2012-03-12 Christopher L. Rogers

The paper is devoted to the complete classification of all real Lie algebras of contact vector fields on the first jet space of one-dimensional submanifolds in the plane. This completes Sophus Lie's classification of all possible Lie…

Differential Geometry · Mathematics 2014-11-11 Boris M. Doubrov , Boris P. Komrakov