Results 31 to 40 of about 151,917 (318)

A survey on groups with some restrictions on normalizers or centralizers [PDF]

open access: yesInternational Journal of Group Theory, 2020
We consider conditions on normalizers or centralizers in a group and we collect results showing how such conditions influence the structure of the group.
Leire Legarreta, Maria Tota
doaj   +1 more source

On finite arithmetic groups [PDF]

open access: yesInternational Journal of Group Theory, 2013
Let $F$ be a finite extension of $Bbb Q$, ${Bbb Q}_p$ or a globalfield of positive characteristic, and let $E/F$ be a Galois extension.We study the realization fields offinite subgroups $G$ of $GL_n(E)$ stable under the naturaloperation of the Galois ...
Dmitry Malinin
doaj  

On Two Classes of Sublattices of the Subgroup Lattice of a Finite Group

open access: yesMathematics
Let G denote a finite group; σ={σi∣i∈I⊆{0}∪N} be some partition of the set of all primes P, where 0∈I; I be a class of finite σ0-groups that is closed under extensions, epimorphic images, and subgroups and contains all finite soluble σ0-groups.
Muzhi Wang   +2 more
doaj   +1 more source

On finite C-tidy groups [PDF]

open access: yesInternational Journal of Group Theory, 2013
A group G is said to be a C-tidy group if for every element x € G K(G), the set Cyc(x)={y € G | is cyclic} is a cyclic subgroup of G, where K(G) is the intersection of all the Cyc(x) in G.
Sekhar Jyoti Baishya
doaj  

Sylow multiplicities in finite groups [PDF]

open access: yesInternational Journal of Group Theory, 2018
Let $G$ be a finite group and let $mathcal{P}=P_{1},ldots,P_{m}$ be a sequence‎ ‎of Sylow $p_{i}$-subgroups of $G$‎, ‎where $p_{1},ldots,p_{m}$ are the distinct‎ ‎prime divisors of $leftvert Grightvert $‎. ‎The Sylow multiplicity of $gin‎ ‎G$ in $mathcal{
Dan Levy
doaj   +1 more source

Unramified representations of reductive groups over finite rings

open access: yes, 2009
Lusztig has given a construction of certain representations of reductive groups over finite local principal ideal rings of characteristic p, extending the construction of Deligne and Lusztig of representations of reductive groups over finite fields.
Stasinski, Alexander
core   +1 more source

Finite group with some c#-normal and S-quasinormally embedded subgroups

open access: yesOpen Mathematics
Let pp be a prime that divides the order of a finite group GG, and let PP be a Sylow pp-subgroup of GG. Assume that dd is the smallest number of generators of PP and define ℳd(P)={P1,P2,…,Pd}{{\mathcal{ {\mathcal M} }}}_{d}\left(P)=\left\{{P}_{1},{P}_{2},
Li Ning, Jiang Jing, Liu Jianjun
doaj   +1 more source

Maximal subgroups of the group PSL(12, 2) [PDF]

open access: yesSurveys in Mathematics and its Applications, 2011
In this paper, We will find the maximal subgroups of the group PSL(12, 2) by Aschbacher's Theorem [M. Aschbacher, Invent. Math. 1984]
Rauhi Ibrahim Elkhatib
doaj  

On splitting in finite groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1978
A splitting criterion due to Šemetkov yields complements to residual normal subgroups in finite solvable groups, as well as splitting conditions for nonsolvable groups.
openaire   +2 more sources

Normal‐Appearing White Matter Injury Mediates Chronic Deep Venous Hypoxia and Disease Progression in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore how cerebral hypoxia and Normal‐Appearing White Matter (NAWM) integrity affect MS lesion burden and clinical course. Methods Seventy‐nine MS patients, including 13 clinically isolated syndrome (CIS) patients and 66 relapsing–remitting multiple sclerosis (RRMS) patients, and 44 healthy controls (HCs) were recruited from ...
Xinli Wang   +8 more
wiley   +1 more source

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