Results 1 to 10 of about 1,463,476 (168)

Alperin weight conjecture and related developments

open access: yesBulletin of Mathematical Sciences, 2022
The Alperin weight conjecture is central to the modern representation theory of finite groups, and it is still open, despite many different approaches from different points of view.
Zhicheng Feng, Jiping Zhang
doaj   +1 more source

Finite groups whose maximal subgroups of even order are MSN-groups

open access: yesOpen Mathematics, 2022
A finite group GG is called an MSN-group if all maximal subgroups of the Sylow subgroups of GG are subnormal in GG. In this article, we investigate the structure of finite groups GG such that GG is a non-MSN-group of even order in which every maximal ...
Wang Wanlin, Guo Pengfei
doaj   +1 more source

Reality Properties of Finite Simple Orthogonal Groups [PDF]

open access: yesAdvances in Group Theory and Applications, 2023
We prove several reality properties for finite simple orthogonal groups. For any prime power q and m ≥ 1, we show that all real conjugacy classes are strongly real in the simple groups PΩ±(4m + 2, q), m ≥ 1, except in the case PΩ−(4m + 2, q) with q ≡ 3 ...
J. Kim, S. Trefethen, C.R. Vinroot
doaj   +1 more source

Simple groups contain minimal simple groups [PDF]

open access: yesPublicacions Matemàtiques, 1997
It is a consequence of the classification of finite simple groups that every non-abelian simple group contains a subgroup which is a minimal simple group.
Barry, M. J. J., Ward, M. B.
openaire   +3 more sources

A new characterization of some characteristically simple groups [PDF]

open access: yesAUT Journal of Mathematics and Computing, 2023
Let $G$ be a finite group and $\mathrm{cd}(G)$ be the set of irreducible complex character degrees of $G$. It was proved that some finite simple groups are uniquely determined by their orders and their degree graphs.
Zohreh Sayanjali
doaj   +1 more source

Finite Groups Isospectral to Simple Groups

open access: yesCommunications in Mathematics and Statistics, 2022
The spectrum of a finite group is the set of element orders of this group. The main goal of this paper is to survey results concerning recognition of finite simple groups by spectrum, in particular, to list all finite simple groups for which the recognition problem is solved.
Maria A. Grechkoseeva   +4 more
openaire   +3 more sources

Infinite locally finite simple groups with many complemented subgroups [PDF]

open access: yesInternational Journal of Group Theory, 2022
We prove that the following families of (infinite) groups have complemented subgroup lattice‎: ‎alternating groups‎, ‎finitary symmetric groups‎, ‎Suzuki groups over an infinite locally finite field of characteristic $2$‎, ‎Ree groups over an infinite ...
Maria Ferrara, Marco Trombetti
doaj   +1 more source

Simple polyadic groups

open access: yesSiberian Mathematical Journal, 2014
The main aim of this article is to establish a classification of simple polyadic groups in terms of ordinary groups and their automorphisms. We give two different definitions of simpleness for polyadic groups, from the point of views of universal algebra, UAS (universal algebraically simpleness), and group theory, GTS (group theoretically simpleness ...
Khodabandeh, H., Shahryari, M.
openaire   +2 more sources

SIMPLE GROUPS STABILIZING POLYNOMIALS

open access: yesForum of Mathematics, Pi, 2015
We study the problem of determining, for a polynomial function $f$ on a vector space $V$, the linear transformations $g$ of $V$ such that $f\circ g=f$. When $f$ is invariant under a simple algebraic group $G$ acting irreducibly on $V$, we note that the ...
SKIP GARIBALDI, ROBERT M. GURALNICK
doaj   +1 more source

ON THE PRIME GRAPH OF SIMPLE GROUPS [PDF]

open access: yesBulletin of the Australian Mathematical Society, 2014
AbstractLet $G$ be a finite group, let ${\it\pi}(G)$ be the set of prime divisors of $|G|$ and let ${\rm\Gamma}(G)$ be the prime graph of $G$. This graph has vertex set ${\it\pi}(G)$, and two vertices $r$ and $s$ are adjacent if and only if $G$ contains an element of order $rs$.
Burness, Tim C, Covato, Elisa
openaire   +3 more sources

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