Results 21 to 30 of about 292 (47)

Scott's formula and Hurwitz groups

open access: yes, 2015
This paper continues previous work, based on systematic use of a formula of L. Scott, to detect Hurwitz groups. It closes the problem of determining the finite simple groups contained in $PGL_n(F)$ for $n\leq 7$ which are Hurwitz, where $F$ is an ...
Bellani, M. C. Tamburini   +1 more
core   +1 more source

Integral monodromy groups of Kloosterman sheaves

open access: yes, 2018
We show that integral monodromy groups of Kloosterman $\ell$-adic sheaves of rank $n\ge 2$ on $\mathbb{G}_m/\mathbb{F}_q$ are as large as possible when the characteristic $\ell$ is large enough, depending only on the rank.
Perret-Gentil, Corentin
core   +1 more source

The Divisibility Graph of finite groups of Lie Type

open access: yes, 2016
The Divisibility Graph of a finite group $G$ has vertex set the set of conjugacy class lengths of non-central elements in $G$ and two vertices are connected by an edge if one divides the other.
Abdolghafourian, Adeleh   +2 more
core   +1 more source

On the K-theoretic fundamental classes of Deligne-Lusztig varieties

open access: yes, 2020
In this paper we express the class of the structure sheaves of the closures of Deligne--Lusztig varieties as explicit double Grothendieck polynomials in the first Chern classes of appropriate line bundles on the ambient flag variety.
Hudson, Thomas, Peters, Dennis
core  

On conjugacy growth of linear groups

open access: yes, 2011
We investigate the conjugacy growth of finitely generated linear groups. We show that finitely generated non-virtually-solvable subgroups of GL_d have uniform exponential conjugacy growth and in fact that the number of distinct polynomials arising as ...
ALEXANDER LUBOTZKY   +10 more
core   +1 more source

The (2,3)-generation of the classical simple groups of dimension 6 and 7

open access: yes, 2015
In this paper we prove that the finite simple groups $PSp_6(q)$, $\Omega_7(q)$ and $PSU_7(q^2)$ are (2,3)-generated for all q. In particular, this result completes the classification of the (2,3)-generated finite classical simple groups up to dimension ...
Pellegrini, Marco Antonio
core  

The Ring of Support-Classes of $\mathrm{SL}\_2(\mathbb F\_q)$

open access: yes, 2015
We introduce and study a subring $\mathcal{SC}$ of $\mathbb Z[\mathrm{SL}\_2(\mathbb F\_q)]$ obtained by summing elements of $\mathrm{SL}\_2(\mathbb F\_q)$ according to their support.
Bacher, Roland
core  

Lifting representations of finite reductive groups II: Explicit conorms

open access: yes, 2011
Let $k$ be a field, $\tilde{G}$ a connected reductive $k$-quasisplit group, $\Gamma$ a finite group that acts on $\tilde{G}$ via $k$-automorphisms satisfying a quasi-semisimplicity condition, and $G$ the connected part of the group of $\Gamma$-fixed ...
Adler, Jeffrey D., Lansky, Joshua M.
core  

Equations in simple matrix groups: algebra, geometry, arithmetic, dynamics

open access: yesOpen Mathematics, 2014
Bandman Tatiana   +2 more
doaj   +1 more source

Combinatorial Optimization: Theory and Computation The Aussois Workshop 2004 [PDF]

open access: yes, 2018
Liebling, Thomas M.   +2 more
core  

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