Results 11 to 20 of about 307 (63)

GENERATION OF SECOND MAXIMAL SUBGROUPS AND THE EXISTENCE OF SPECIAL PRIMES

open access: yesForum of Mathematics, Sigma, 2017
Let $G$ be a finite almost simple group. It is well known that $G$
TIMOTHY C. BURNESS   +2 more
doaj   +1 more source

SOME QUANTITATIVE CHARACTERIZATIONS OF CERTAIN SYMPLECTIC GROUPS OVER THE BINARY FIELD

open access: yes, 2014
Given a finite group G, denote by D(G) the degree pattern of G and by OC(G) the set of all order components of G. Denote by hOD(G) (resp. hOC(G)) the number of isomorphism classes of finite groups H satisfying conditions |H| = |G| and D(H) = D(G) (resp ...
M. Akbari, A. Moghaddamfar
semanticscholar   +1 more source

A New Characterization of Projective Special Unitary Groups PSU3(3n)

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2019
One of an important problems in finite groups theory, is characterization of groups by specific property. However, in the way the researchers, proved that some of groups by properties such as, elements order, set of elements with same order, graphs, . . .
Ebrahimzadeh Behnam, Mohammadyari Reza
doaj   +1 more source

Abelian supplements in almost simple groups

open access: yesForum of Mathematics, Sigma
Let G be an almost simple group with socle $G_0$ . In this paper we prove that whenever $G/G_0$ is abelian, then there exists an abelian subgroup A of G such that $G=AG_0$ .
Mauro Costantini   +2 more
doaj   +1 more source

Bicrossed products for finite groups

open access: yes, 2009
We investigate one question regarding bicrossed products of finite groups which we believe has the potential of being approachable for other classes of algebraic objects (algebras, Hopf algebras). The problem is to classify the groups that can be written
A. Chirvăsitu   +15 more
core   +2 more sources

Resolution of simple singularities yielding particle symmetries in a space-time

open access: yes, 1994
A finite subgroup of the conformal group SL(2,C) can be related to invariant polynomials on a hypersurface in C^3. The latter then carries a simple singularity, which resolves by a finite iteration of basic cycles of deprojections.
Durfee A., Martin Rainer
core   +1 more source

On a conjecture of Frobenius

open access: yes, 1991
Let G be a finite group and e be a positive integer dividing the order of G. Frobenius conjectured that if the number of elements whose orders divide e equals e , then G has a subgroup of order e .
N. Iiyori, H. Yamaki
semanticscholar   +1 more source

(2,3)-generation of the groups PSL6(q) [PDF]

open access: yes, 2011
2010 Mathematics Subject Classification: 20F05, 20D06.We prove that the group PSL6(q) is (2,3)-generated for any q. In fact, we provide explicit generators x and y of orders 2 and 3, respectively, for the group SL6(q)
Tabakov, K., Tchakerian, K.
core  

Picky elements, subnormalisers, and character correspondences

open access: yesForum of Mathematics, Sigma
We gather evidence on a new local-global conjecture of Moretó and Rizo on values of irreducible characters of finite groups. For this we study subnormalisers and picky elements in finite groups of Lie type and determine them in many cases, for unipotent ...
Gunter Malle
doaj   +1 more source

Strong reality of finite simple groups

open access: yes, 2010
The classification of finite simple strongly real groups is complete. It is easy to see that strong reality for every nonabelian finite simple group is equivalent to the fact that each element can be written as a product of two involutions.
Gal't, A. A., Vdovin, E. P.
core   +1 more source

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