Results 1 to 10 of about 1,671,117 (167)

ON THE GENERATING GRAPH OF A SIMPLE GROUP [PDF]

open access: yesJournal of the Australian Mathematical Society, 2016
The generating graph $\unicode[STIX]{x1D6E4}(H)$ of a finite group $H$ is the graph defined on the elements of $H$, with an edge between two vertices if and only if they generate $H$. We show that if $H$ is a sufficiently large simple group with $\unicode[STIX]{x1D6E4}(G)\cong \unicode[STIX]{x1D6E4}(H)$ for a finite group $G$, then $G\cong H$.
LUCCHINI, ANDREA   +2 more
openaire   +4 more sources

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

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

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

On a conjecture on simple groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1950
The purpose of this paper is to rephrase a conjecture about simple groups into the language of linear algebra. Let G be a group of finite order o(G). Then by rF we shall mean the group ring of G over a field of characteristic p (for instance the integers modulo p). We shall denote the radical of rF by N,. If p = 0 or p o(G), then it is known that Np=(O)
openaire   +2 more sources

On Simple K4-Groups

open access: yesJournal of Algebra, 2001
A finite simple group \(G\) is called simple \(K_n\)-group if the order of \(G\) has exactly \(n\) distinct prime factors. It is well known that the number of simple \(K_3\)-groups is eight [\textit{M. Herzog}, J. Algebra 10, 383-388 (1968; Zbl 0167.29101)].
Bugeaud, Yann   +2 more
openaire   +2 more sources

Torsion units in integral group ring of the Mathieu simple group M22 [PDF]

open access: yes, 2008
We investigate the possible character values of torsion units of the normalized unit group of the integral group ring of the Mathieu sporadic group M22.
Bódi, Viktor   +6 more
core   +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

Graphs related to Held's simple group [PDF]

open access: yes, 1989
We analyze the permutation representations of low degree of Held's simple group He. We also determine its primitive multiplicity free permutation representations and show that there is no graph on which it or its automorphism group acts as a distance ...
Cuypers, F.G.M.T.   +16 more
core   +1 more source

Finite simple groups as expanders [PDF]

open access: yesProceedings of the National Academy of Sciences, 2006
We prove that there exist k ∈ ℕ and 0 < ε ∈ ℝ such that every non-abelian finite simple group G , which is not a Suzuki group, has a set of k generators for which the Cayley graph Cay( G ; S ) is an ε-expander.
Kassabov, M, Lubotzky, A, Nikolov, N
openaire   +3 more sources

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