Results 31 to 40 of about 795 (65)

The mapping class group of a genus two surface is linear

open access: yes, 2001
In this paper we construct a faithful representation of the mapping class group of the genus two surface into a group of matrices over the complex numbers.
Farkas   +6 more
core   +1 more source

Moments, Exponential Sums, and Monodromy Groups

open access: yesForum of Mathematics, Sigma
We determine the geometric monodromy groups attached to various families, both one-parameter and multi-parameter, of exponential sums over finite fields, or, more precisely, the geometric monodromy groups of the $\ell $ -adic local systems on ...
Nicholas M. Katz, Pham Huu Tiep
doaj   +1 more source

Dual Ore's theorem on distributive intervals of finite groups

open access: yes, 2018
This paper gives a self-contained group-theoretic proof of a dual version of a theorem of Ore on distributive intervals of finite groups. We deduce a bridge between combinatorics and representations in finite group theory.Comment: 8 pages. Self-contained
Palcoux, Sebastien
core   +1 more source

Obstructions to combinatorial formulas for plethysm

open access: yes, 2018
Motivated by questions of Mulmuley and Stanley we investigate quasi-polynomials arising in formulas for plethysm. We demonstrate, on the examples of $S^3(S^k)$ and $S^k(S^3)$, that these need not be counting functions of inhomogeneous polytopes of ...
Kahle, Thomas, Michalek, Mateusz
core   +1 more source

Induced Characters of Type D Weyl Groups and the Littlewood-Richardson Rule

open access: yes, 2014
For any ordinary irreducible character of a maximal reflection subgroup of type $D_aD_b$ of a type $D$ Weyl group we give an explicit decomposition of the induced character in terms of Littlewood-Richardson coefficients.Comment: 8 pages; (v2) made some ...
Taylor, Jay
core   +1 more source

Eulerian character degree graphs of solvable groups

open access: yesAKCE International Journal of Graphs and Combinatorics
Let G be a finite group, let Irr(G) be the set of all complex irreducible characters of G and let cd(G) be the set of all degrees of characters in [Formula: see text] Let [Formula: see text] be the set of all primes that divide some degrees in [Formula ...
G. Sivanesan   +2 more
doaj   +1 more source

A version of Brauer’s theorem for integer central functions

open access: yesOpen Mathematics, 2009
Bogomolov Fedor, Maciel Jorge
doaj   +1 more source

Can Insertion Sequences Proliferation Influence Genomic Plasticity? Comparative Analysis of Acinetobacter baumannii Sequence Type 78, a Persistent Clone in Italian Hospitals. [PDF]

open access: yesFront Microbiol, 2019
Gaiarsa S   +12 more
europepmc   +1 more source

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