Results 31 to 40 of about 31,759 (192)

On T-nilpotence of a matrix set

open access: yesBuletinul Academiei de Ştiinţe a Republicii Moldova. Matematica, 2023
Let R be a ring and I be an arbitrary right T-nilpotent subset of R. In the paper it is proved that in this case the set of all n×n-matrices with entries in I is a right T-nilpotent subset of the ring of n×n-matrices with entries in R, where n 2 N.
openaire   +2 more sources

Computing Nilpotent Quotients in Finitely Presented Lie Rings [PDF]

open access: yes, 1996
A nilpotent quotient algorithm for finitely presented Lie rings over Z (LieNQ) is described. The paper studies graded and non-graded cases separately.
Schneider, Csaba
core   +8 more sources

On Consistent and Weak Transitive Intuitionistic Fuzzy Matrices

open access: yesFuzzy Information and Engineering, 2022
In this paper, we discuss in detail several properties of two kinds of intuitionistic fuzzy matrices which they are consistent and weak transitive. The nilpotent and transitive intuitionistic fuzzy matrices play an important role in this discussion.
E. G. Emam
doaj   +1 more source

On Decompositions of Matrices over Distributive Lattices

open access: yesJournal of Applied Mathematics, 2014
Let L be a distributive lattice and Mn,q (L)(Mn(L), resp.) the semigroup (semiring, resp.) of n × q (n × n, resp.) matrices over L. In this paper, we show that if there is a subdirect embedding from distributive lattice L to the direct product ∏i=1m‍Li ...
Yizhi Chen, Xianzhong Zhao
doaj   +1 more source

De Sitter Supergravity Model Building

open access: yes, 2015
We present the explicit de Sitter supergravity action describing the interaction of supergravity with an arbitrary number of chiral and vector multiplets as well as one nilpotent chiral multiplet. The action has a non-Gaussian dependence on the auxiliary
Kallosh, Renata, Wrase, Timm
core   +2 more sources

Finite Matrix Groups over Nilpotent Group Rings

open access: yesJournal of Algebra, 1996
Let \(\mathbb{Z} H\) be the integral group ring of a group \(H\). The authors study the group \(\text{SGL}_n(\mathbb{Z} H)\) of matrices of augmentation one over the group ring \(\mathbb{Z} H\), and relate the torsion of \(\text{SGL}_n(\mathbb{Z} H)\) to the torsion of \(H\).
Marciniak, Zbigniew S.   +1 more
openaire   +2 more sources

Elementary invariants for centralizers of nilpotent matrices

open access: yes, 2006
We construct an explicit set of algebraically independent generators for the center of the universal enveloping algebra of the centralizer of a nilpotent matrix in the Lie algebra gl_N(C).
Brundan   +5 more
core   +1 more source

A Note on Decomposing a Square Matrix as Sum of Two Square Nilpotent Matrices over an Arbitrary Field

open access: yesThe Scientific World Journal, 2013
Let be an arbitrary field and a square matrix over . Then is sum of two square nilpotent matrices over if and only if, for every algebraic extension of and arbitrary nonzero , there exist idempotent matrices and over such that .
Xiaofei Song   +2 more
doaj   +1 more source

On Lie-algebraic solutions of the type IIB matrix model

open access: yes, 2011
A systematic search for Lie algebra solutions of the type IIB matrix model is performed. Our survey is based on the classification of all Lie algebras for dimensions up to five and of all nilpotent Lie algebras of dimension six. It is shown that Lie-type
A. Connes   +10 more
core   +1 more source

Some nilpotent and locally nilpotent matrix groups

open access: yesJournal of Pure and Applied Algebra, 1989
The task of the paper under review is a detailed discussion of nilpotent and locally nilpotent matrix groups over ``special'' division rings. The notion of a ``special'' division ring is introduced by the author and denotes a division ring D with the following property: For every finite subset X of D and every finite subset Y of the subring R of D ...
openaire   +1 more source

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