Results 31 to 40 of about 2,773,140 (200)

Subregular representations of Sln and simple singularities of type An-1. Part II [PDF]

open access: yes, 2003
The aim of this paper is to show that the structures on K-theory used to formulate Lusztig's conjecture for subregular nilpotent sln-representations are, in fact, natural in the McKay correspondence.
Rumynin, D.   +5 more
core   +1 more source

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   +1 more source

Almost nilpotent Lie algebras [PDF]

open access: yes, 1987
Throughout we shall consider only finite-dimensional Lie algebras over a field of characteristic zero. In [3] it was shown that the classes of solvable and of supersolvable Lie algebras of dimension greater than two are characterised by the structure of ...
Towers, David
core   +4 more sources

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

Two results on centralisers of nilpotent elements [PDF]

open access: yes, 2008
Let g be a semisimple Lie algebra. We provide a short proof of McNinch’s result on centralisers of the sum of commuting nilpotent elements (J. Pure Appl.
Panyushev, Dmitri I., Panyushev, D.
core   +1 more source

Logarithmic W-algebras and Argyres-Douglas theories at higher rank

open access: yesJournal of High Energy Physics, 2018
Families of vertex algebras associated to nilpotent elements of simply-laced Lie algebras are constructed. These algebras are close cousins of logarithmic W-algebras of Feigin and Tipunin and they are also obtained as modifications of semiclassical ...
Thomas Creutzig
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

Nilpotent elements in physics [PDF]

open access: yesJournal of Physical Studies, 2007
Institute of Theoretical Physics, University of Wroclaw,pl. M. Borna 9, 50–204 Wroclaw, Poland(Received January 4, 2007)We briefly review some issues of the nilpotent objects in theoretical physics using simple modelsas an illustration. Nilpotent elements appear at quantum and classical level in several ways.
openaire   +1 more source

Natural Filtrations of Infinite-Dimensional Modular Contact Superalgebras

open access: yesJournal of Applied Mathematics, 2014
The natural filtration of the infinite-dimensional contact superalgebra over an algebraic closed field of positive characteristic is proved to be invariant under automorphisms by characterizing ad-nilpotent elements and the subalgebras generated by ...
Qiang Mu
doaj   +1 more source

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