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Related papers: Schur Multipliers of Nilpotent Lie Algebras

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We provide a bound on the dimension of Schur multiplier of a finite dimensional nilpotent Lie superalgebra which is more precise than the previous bounds on the dimension of Schur multiplier of Lie superalgebra.

Rings and Algebras · Mathematics 2023-05-02 Rudra Narayan Padhan , Ibrahem Yakzan Hasan

The paper is devoted to obtain an upper bound for the Schur multiplier of nilpotent Lie algebras of maximal class. It improves the later upper bounds on the Schur multiplier of such Lie algebras.

Commutative Algebra · Mathematics 2021-05-21 Afsaneh Shamsaki , Peyman Niroomand

We give a bound on the dimension of the Schur multiplier of a finite dimensional nilpotent Lie algebra which sharpens the earlier known bounds.

Rings and Algebras · Mathematics 2017-05-10 Pradeep K. Rai

For a non-abelian Lie algebra $L$ of dimension $n$ with the derived subalgebra of dimension $m$ , the first author earlier proved that the dimension of its Schur multiplier is bounded by $\frac{1}{2}(n+m-2)(n-m-1)+1$. In the current work,…

Rings and Algebras · Mathematics 2021-05-21 Peyman Niroomand , Farangis Johari

Let $ L $ be an $ n $-dimensional nilpotent Lie algebra of nilpotency class $ c $ with the derived subalgebra of dimension $ m $. Recently, Rai proved that the dimension of Schur multiplier of $ L $ is bounded by $…

Commutative Algebra · Mathematics 2021-05-21 A. Shamsaki , P. Niroomand

For a nilpotent Lie algebra $L$ of dimension $n$ and dim$(L^2)=m$, we find the upper bound dim$(M(L))\leq {1/2}(n+m-2)(n-m-1)+1$, where $M(L)$ denotes the Schur multiplier of $L$. In case $m=1$ the equality holds if and only if $L\cong…

Rings and Algebras · Mathematics 2021-05-24 Peyman Niroomand , Francesco G. Russo

The paper concerns an analogue of the famous Schur multiplier in the context of associative algebras and a measure of how far its dimension is from being maximal. Applying a methodology from Lie theory, we characterize all…

Rings and Algebras · Mathematics 2023-02-06 Erik Mainellis

It is known that the dimension of the Schur multiplier of a non-abelian nilpotent Lie algebra $L$ of dimension $n$ is equal to $\frac{1}{2}(n-1)(n-2)+1-s(L)$ for some $ s(L)\geq0 $. The structure of all nilpotent Lie algebras has been given…

Commutative Algebra · Mathematics 2023-10-17 Afsaneh Shamsaki , Peyman Niroomand

In this article, we study the notion of the Schur multiplier $\mathcal{M}(N,L)$ of a pair $(N,L)$ of Lie superalgebras and obtain some upper bounds concerning dimensions. Moreover, we characterize the pairs of finite dimensional (nilpotent)…

Rings and Algebras · Mathematics 2022-01-21 Hesam Safa

Let $L$ be an $(m\vert n)$-dimensional nilpotent Lie superalgebra where $m + n \geq 4$ and $n \geq 1$. This paper classifies such nilpotent Lie superalgebras $L$ with a derived subsuperalgebra of dimension $m+n-2$ such that $\gamma(L) = m +…

Commutative Algebra · Mathematics 2024-06-07 Afsaneh Shamsaki , Peyman Niroomand

In this paper, the structure of all finite-dimensional nilpotent Lie algebras of class two with derived subalgebra of dimension two over an arbitrary field $ \mathbb{F} $ is determined. Furthermore, we give the structure of the Schur…

Rings and Algebras · Mathematics 2021-05-21 F. Johari , A. Shamsaki , P. Niroomand

Let $L$ be a nilpotent Lie superalgebra of dimension $(m\mid n)$ and $s(L) = \frac{1}{2}[(m + n - 1)(m + n -2)]+ n+ 1 - \dim \mathcal{M}(L)$, where $\mathcal{M}(L)$ denotes the Schur multiplier of $L$. Here $s(L)\geq 0$ and the structure of…

Rings and Algebras · Mathematics 2023-03-01 Saudamini Nayak

A Lie algebra $L$ of dimension $n \ge1 $ may be classified, looking for restrictions of the size on its second integral homology Lie algebra $H_2(L,\mathbb{Z})$, denoted by $M(L)$ and often called Schur multiplier of $L$. In case $L$ is…

K-Theory and Homology · Mathematics 2023-11-21 Peyman Niroomand , Francesco G. Russo

The Schur $\mathsf{Lie}$-multiplier of Leibniz algebras is the Schur multiplier of Leibniz algebras defined relative to the Liezation functor. In this paper, we study upper bounds for the dimension of the Schur $\mathsf{Lie}$-multiplier of…

Rings and Algebras · Mathematics 2024-03-25 Narcisse G. Bell Bogmis , Guy R. Biyogmam , Hesam Safa , Calvin Tcheka

In the present paper, we study the notion of the Schur multiplier $\mathcal{M}(L)$ of an $n$-Lie superalgebra $L$, and prove that $\dim \mathcal{M}(L) \leq \sum_{i=0}^{n} {m\choose{i}} \mathcal{L}(n-i,k)$, where $\dim L=(m|k)$,…

Rings and Algebras · Mathematics 2022-01-21 Hesam Safa

From [Problem 1729, Groups of prime power order, Vol. 3], Berkovich et al. asked to obtain the Schur multiplier and the representation of a group $G$, when $G$ is a special $p$-group minimally generated by $d$ elements and…

Rings and Algebras · Mathematics 2021-05-21 Farangis Johari , Peyman Niroomand

By considering the nilpotent Lie algebra with the derived subalgebra of dimension $ 2$, we compute some functors include the Schur multiplier, the exterior square and the tensor square of these Lie algebras. We also give the corank of such…

Rings and Algebras · Mathematics 2021-05-21 Farngis Johari , Peyman Niroomand

The paper concerns nilpotent associative dialgebras and their corresponding diassociative Schur multipliers. Using Lie (and group) theory as a guide, we first extend a classic five-term cohomological sequence under alternative conditions in…

Rings and Algebras · Mathematics 2022-02-16 Erik Mainellis

We categorize all non-abelian nilpotent Lie superalgebras of dimension $(m|n)$, where $1\leq s(L)\leq 10$, and $s(L)$ is a non-negative integer defined by Nayak. Furthermore, we classify the structure of all Lie superalgebras of dimension…

Rings and Algebras · Mathematics 2024-11-04 Z. Araghi Rostami , P. Niroomand

In this article we define the $c$-nilpotent multiplier of a finite dimensional Lie suepralgebra. We characterize the structure of $2$-nilpotent multiplier of finite dimensional nilpotent Lie superalgebras whose derived subalgebras have…

Rings and Algebras · Mathematics 2020-06-22 Rudra Narayan Padhan , Nupur Nandi , K. C. Pati
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