Results 1 to 10 of about 40,225 (280)

ASSOCIATIVE RINGS SOLVED AS LIE RINGS

open access: yesНаука и техника, 2011
The paper has proved that an associative ring which is solvable of a n- class as a Lie ring has a nilpotent ideal of the nilpotent class not more than 3×10n–2  and a corresponding quotient ring satisfies an identity [[x1, x2, [x3, x4]], x5] = 0.
M. B. Smirnov
doaj   +1 more source

Morita contexts and unitary ideals of rings [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2021
In this paper we study Morita contexts between rings without identity. We prove that if two associative rings are connected by a Morita context with surjective mappings, then these rings have isomorphic quantales of unitary ideals.
Kristo Väljako, Valdis Laan
doaj   +1 more source

On the automorphism groups of some Leibniz algebras [PDF]

open access: yesInternational Journal of Group Theory, 2023
We study the automorphism groups of finite-dimensional cyclic Leibniz algebras. In this connection, we consider the relationships between groups, modules over associative rings and Leibniz algebras.
Leonid Kurdachenko   +2 more
doaj   +1 more source

Free products of cyclic groups in groups of infinite unitriangular matrices

open access: yesМатематичні Студії, 2023
Groups of infinite unitriangular matrices over associative unitary rings are considered. These  groups naturally act on infinite dimensional free modules over underlying rings. They are profinite in case underlying rings are finite.
A. Oliynyk
doaj   +1 more source

Derivations of rings of infinite matrices

open access: yesResearches in Mathematics, 2023
We describe derivations of several important associative and Lie rings of infinite matrices over general rings of coefficients.
O.O. Bezushchak
doaj   +1 more source

Images of formal matrices of elements of matrix groups over associative rings

open access: yesНауковий вісник Ужгородського університету. Серія: Математика і інформатика, 2020
The paper substantiates the image by formal matrices of some elements of linear groups over associative rings by using the properties of redundant and fixed modules.
В. М. Петечук   +1 more
doaj   +1 more source

Reverse order law for outer inverses and Moore-Penrose inverse in the context of star order [version 1; peer review: 2 approved]

open access: yesF1000Research, 2022
The reverse order law for outer inverses and the Moore-Penrose inverse is discussed in the context of associative rings. A class of pairs of outer inverses that satisfy reverse order law is determined.
Manjunatha Prasad Karantha   +1 more
doaj   +1 more source

Distributive Properties of Q−neutrosophic Soft Quasigroups [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
The Q−neutrosophic soft quasigroup is a mathematical innovation for dealing with indeterminate occurrences. The characterization of quasigroups using the concept of Q−neutrosophic soft set is an evolving area of study that, in recent times, has attracted
Oyobo Tunde Yakub   +2 more
doaj   +1 more source

The Mathematical Safe Problem and Its Solution (Part 2)

open access: yesКібернетика та комп'ютерні технології, 2021
Introduction. The problem of mathematical safe arises in the theory of computer games and cryptographic applications. The article considers numerous variations of the mathematical safe problem and examples of its solution using systems of linear ...
Sergii Kryvyi, Hryhorii Hoherchak
doaj   +1 more source

Nonassociative Algebras, Rings and Modules over Them

open access: yesMathematics, 2023
The review is devoted to nonassociative algebras, rings and modules over them. The main actual and recent trends in this area are described. Works are reviewed on radicals in nonassociative rings, nonassociative algebras related with skew polynomials ...
Sergey Victor Ludkowski
doaj   +1 more source

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