Results 31 to 40 of about 86,239 (234)

The algebraic and geometric classification of nilpotent Novikov algebras [PDF]

open access: yesJournal of Geometry and Physics, 2018
This paper is devoted to the complete algebraic and geometric classification of 4-dimensional nilpotent Novikov algebras over ℂ .
Iqboljon Karimjanov   +2 more
semanticscholar   +1 more source

Nilpotent derivations

open access: yesJournal of Algebra, 2005
In this technical paper, the authors develop precise results on the index of nilpotence of a derivation \(D\) of a semiprime ring \(R\) with characteristic, and also on a related index defined by the ideals of \(R\). Let \(R\) be a semiprime ring with characteristic zero or a prime, \(Q\) the symmetric Martindale quotient ring of \(R\), \(C\) the ...
Chuang, Chen-Lian, Lee, Tsiu-Kwen
openaire   +1 more source

On groups covered by locally nilpotent subgroups [PDF]

open access: yes, 2016
Let N be the class of pronilpotent groups, or the class of locally nilpotent profinite groups, or the class of strongly locally nilpotent profinite groups. It is proved that a profinite group G is finite-by-N if and only if G is covered by countably many
Detomi, Eloisa   +2 more
core   +1 more source

Nilpotent characters [PDF]

open access: yesPacific Journal of Mathematics, 1995
Let \(\pi\) be a set of primes, and let \(G\) be a finite \(\pi\)-separable group. Isaacs has defined a canonical basis \(I_\pi(G)\) for the vector space of class functions on the set of \(\pi\)-elements in \(G\). The author calls an element \(\varphi\in I_\pi(G)\) nilpotent if \(\varphi\) is induced from an element \(\delta\in I_\pi(K)\) where \(K ...
openaire   +3 more sources

Strongly 2T - Clean Rings [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics
An element a in a ring R is referred to be strongly 2T-clean (2 – STC element for short), a = Ω-Λ+u, where Ω,Λ are idempotent elements and u is a unit elements of order three.
Zeina Hamady, Nazar Shuker
doaj   +1 more source

Towards semi-classical analysis for sub-elliptic operators

open access: yesBruno Pini Mathematical Analysis Seminar, 2022
We discuss the recent developments of semi-classical and micro-local analysis in the context of nilpotent Lie groups and for sub-elliptic operators.
Véronique Fischer
doaj   +1 more source

de Sitter Vacua with a Nilpotent Superfield [PDF]

open access: yesFortschritte der Physik, 2018
We study the arguments given in [ ] which suggest that the uplifting procedure in the KKLT construction is not valid. First we show that the modification of the SUSY breaking sector of the nilpotent superfield, as proposed in [ ], is not consistent with ...
R. Kallosh   +3 more
semanticscholar   +1 more source

On the idempotent and nilpotent sum numbers of matrices over certain indecomposable rings and related concepts

open access: yesМатематичні Студії, 2021
We investigate a few special decompositions in arbitrary rings and matrix rings over indecomposable rings into nilpotent and idempotent elements. Moreover, we also define and study the nilpotent sum trace number of nilpotent matrices over an arbitrary ...
P.V. Danchev
doaj   +1 more source

Multipliers of nilpotent Lie superalgebras [PDF]

open access: yesCommunications in Algebra, 2018
In this article, first we prove that all finite dimensional special Heisenberg Lie superalgebras with even center have dimension for some non-negative integers m, n and are isomorphic to H(m, n).
Saudamini Nayak
semanticscholar   +1 more source

Approximate lattices and Meyer sets in nilpotent Lie groups [PDF]

open access: yesDiscrete Analysis, 2018
We show that uniform approximate lattices in nilpotent Lie groups are subsets of model sets. This extends Y.Meyer's theorem about quasi-crystals in Euclidean spaces. We derive from this structure theorem a characterisation of connected, simply connected,
S. Machado
semanticscholar   +1 more source

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