Results 21 to 30 of about 40,826 (196)

On free subgroups of finite exponent in circle groups of free nilpotent algebras [PDF]

open access: yesInternational Journal of Group Theory, 2019
‎Let $K$ be a commutative ring with identity and $N$ the free nilpotent $K$-algebra on a non-empty set $X$‎. ‎Then $N$ is a group with respect to the circle composition‎. ‎We prove that the subgroup generated by $X$ is relatively free in a suitable class
Juliane Hansmann
doaj   +1 more source

On divisible weighted Dynkin diagrams and reachable elements [PDF]

open access: yes, 2010
Let D(e) denote the weighted Dynkin diagram of a nilpotent element $e$ in complex simple Lie algebra $\g$. We say that D(e) is divisible if D(e)/2 is again a weighted Dynkin diagram.
AG Elashvili   +6 more
core   +1 more source

Generalized projections in

open access: yesAKCE International Journal of Graphs and Combinatorics, 2019
We consider the ring (integers modulo ) with the partial order ‘’ given by ‘ if either or ’. In this paper, we obtain necessary and sufficient conditions for the poset () to be a lattice.
A.S. Khairnar, B.N. Waphare
doaj   +2 more sources

The Source of Primeness of Rings

open access: yesJournal of New Theory, 2022
In this study, we define a new concept, i.e., source of primeness of a ring $R$, as $P_{R} := \bigcap_{a\in R} S_{R}^{a}$ such that $S_{R}^{a}:=\{b\in R \mid aRb=(0)\}$.
Didem Karalarlıoğlu Camcı   +1 more
doaj   +1 more source

Augmented Superfield Approach To Unique Nilpotent Symmetries For Complex Scalar Fields In QED [PDF]

open access: yes, 2005
The derivation of the exact and unique nilpotent Becchi-Rouet-Stora-Tyutin (BRST)- and anti-BRST symmetries for the matter fields, present in any arbitrary interacting gauge theory, has been a long-standing problem in the framework of superfield approach
D.S. Hwang   +34 more
core   +3 more sources

Nilpotent elements in Banach algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 1973
Let A \mathfrak {A} be an A ∗ {A^\ast } -algebra such that any maximal abelian ∗ ^\ast -subalgebra is regular and such that any quasinilpotent element x in A \mathfrak {A} satisfies
openaire   +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

Engel BCI-algebras: an application of left and right commutators [PDF]

open access: yesMathematica Bohemica, 2021
We introduce Engel elements in a BCI-algebra by using left and right normed commutators, and some properties of these elements are studied. The notion of $n$-Engel BCI-algebra as a natural generalization of commutative BCI-algebras is introduced, and we ...
Ardavan Najafi, Arsham Borumand Saeid
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

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

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