Results 11 to 20 of about 1,061 (223)

Rings in Which Every Element Is a Sum of a Nilpotent and Three 7-Potents [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences
In this article, we define and discuss strongly S3,7 nil-clean rings: every element in a ring is the sum of a nilpotent and three 7-potents that commute with each other.
Yanyuan Wang, Xinsong Yang
doaj   +2 more sources

Congruence-simple semirings without nilpotent elements [PDF]

open access: yes, 2022
We provide a classification of congruence-simple semirings with a multiplicatively absorbing element and without non-trivial nilpotent ...
Kepka, Tomáš   +2 more
core   +2 more sources

B-Fredholm elements in primitive C*-algebras

open access: yesOpen Mathematics, 2022
Let A{\mathcal{A}} be a unital primitive C∗\ast -algebra. This article studies the properties of the B-Fredholm elements, the B-Weyl elements and the B-Browder elements in A{\mathcal{A}}. Particularly, this article describes the B-Fredholm element as the
Kong Yingying, Jiang Lining
doaj   +1 more source

A Note on Skew Generalized Power Serieswise Reversible Property

open access: yesInternational Journal of Analysis and Applications, 2023
The aim of this paper is to introduce and study (S, ω)-nil-reversible rings wherein we call a ring R is (S, ω)-nil-reversible if the left and right annihilators of every nilpotent element of R are equal.
Eltiyeb Ali
doaj   +1 more source

Compact groups with countable Engel sinks

open access: yesBulletin of Mathematical Sciences, 2021
An Engel sink of an element g of a group G is a set ℰ(g) such that for every x ∈ G all sufficiently long commutators [...[[x,g],g],…,g] belong to ℰ(g).
E. I. Khukhro, P. Shumyatsky
doaj   +1 more source

Automorphisms of real Lie algebras of dimension five or less [PDF]

open access: yes, 2013
The Lie algebra version of the Krull-Schmidt Theorem is formulated and proved. This leads to a method for constructing the automorphisms of a direct sum of Lie algebras from the automorphisms of its indecomposable components.
Gray, RJ   +8 more
core   +1 more source

Some Residual Properties of Finite Rank Groups

open access: yesМоделирование и анализ информационных систем, 2014
The generalization of one classical Seksenbaev theorem for polycyclic groups is obtained. Seksenbaev proved that if G is a polycyclic group which is residually finite p-group for infinitely many primes p, it is nilpotent. Recall that a group G is said to
D. N. Azarov
doaj   +1 more source

Nilpotent Orbits and Commutative Elements

open access: yesJournal of Algebra, 1997
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Fan, C.Kenneth, Stembridge, John R.
openaire   +2 more sources

Locally quasi-nilpotent elementary operators [PDF]

open access: yes, 2014
Let A be a unital dense algebra of linear mappings on a complex vector space X. Let φ = Σn i=1 Mai,bi be a locally quasi-nilpotent elementary operator of length n on A. We show that, if {a1, . . .
Nadia Boudi   +3 more
core   +1 more source

Representatives for unipotent classes and nilpotent orbits [PDF]

open access: yes, 2022
Let G be a simple algebraic group over an algebraically closed field k of characteristic p. The classification of the conjugacy classes of unipotent elements of G(k) and nilpotent orbits of G on Lie(G) is well-established.
Thomas, Adam   +5 more
core   +1 more source

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