Results 11 to 20 of about 8,161 (245)

Expansion in finite simple groups of Lie type [PDF]

open access: yesJournal of the European Mathematical Society, 2015
We show that random Cayley graphs of finite simple (or semisimple) groups of Lie type of fixed rank are expanders. The proofs are based on the Bourgain-Gamburd method and on the main result of our companion paper [BGGT].
Emmanuel Breuillard   +3 more
openaire   +3 more sources

Proof of the universal density of charged states in QFT

open access: yesJournal of High Energy Physics, 2021
We prove a recent conjecture by Harlow and Ooguri concerning a universal formula for the charged density of states in QFT at high energies for global symmetries associated with finite groups. An equivalent statement, based on the entropic order parameter
Javier M. Magán
doaj   +1 more source

Sequences over Finite Fields Defined by OGS and BN-Pair Decompositions of PSL2(q) Connected to Dickson and Chebyshev Polynomials

open access: yesMathematics, 2023
The factorization of groups into a Zappa–Szép product, or more generally into a k-fold Zappa–Szép product of its subgroups, is an interesting problem, since it eases the multiplication of two elements in a group and has recently been applied to public ...
Robert Shwartz, Hadas Yadayi
doaj   +1 more source

ON SOME VERTEX-TRANSITIVE DISTANCE-REGULAR ANTIPODAL COVERS OF COMPLETE GRAPHS

open access: yesUral Mathematical Journal, 2022
In the present paper, we classify abelian antipodal distance-regular graphs \(\Gamma\) of diameter 3 with the following property: \((*)\) \(\Gamma\) has a transitive group of automorphisms \(\widetilde{G}\) that induces a primitive almost simple ...
Ludmila Yu. Tsiovkina
doaj   +1 more source

Unramified Cohomology of Finite Groups of Lie Type [PDF]

open access: yes, 2009
We prove vanishing results for unramified stable cohomology of finite groups of Lie type.
Bogomolov, Fedor   +2 more
openaire   +2 more sources

On the Lie algebra of a finite group of Lie type

open access: yesJournal of Algebra, 1982
In this paper we study a certain finite Lie algebra, g, associated with a finite group of Lie type, G. The maximal tori of g are determined (assuming certain characteristic restrictions), and it is shown that the number of Gorbits of these depends only on the Weyl group.
Kaneda, Masaharu, Seitz, Gary M
openaire   +2 more sources

Some Results on Equivalence Groups

open access: yesJournal of Applied Mathematics, 2012
The comparison of two common types of equivalence groups of differential equations is discussed, and it is shown that one type can be identified with a subgroup of the other type, and a case where the two groups are isomorphic is exhibited.
J. C. Ndogmo
doaj   +1 more source

The Existence of Triple Factorizations for Sporadic Groups of Rank 3

open access: yesМоделирование и анализ информационных систем, 2015
A finite group G with proper subgroups A and B has triple factorization G = ABA if every element g of G can be represented as g = aba0 , where a and a 0 are from A and b is from B.
L. S. Kazarin   +2 more
doaj   +1 more source

$A_{1}$-TYPE SUBGROUPS CONTAINING REGULAR UNIPOTENT ELEMENTS

open access: yesForum of Mathematics, Sigma, 2019
Let $G$ be a simple exceptional algebraic group of adjoint type over an algebraically closed field of characteristic $p>0$ and let $X=\text{PSL}_{2}(p)$ be a subgroup of $G$ containing a regular unipotent element $x$ of $G$. By a theorem of Testerman, $x$
TIMOTHY C. BURNESS, DONNA M. TESTERMAN
doaj   +1 more source

Continuous Homomorphisms Defined on (Dense) Submonoids of Products of Topological Monoids

open access: yesAxioms, 2020
We study the factorization properties of continuous homomorphisms defined on a (dense) submonoid S of a Tychonoff product D = ∏ i ∈ I D i of topological or even topologized monoids.
Mikhail Tkachenko
doaj   +1 more source

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