Results 11 to 20 of about 329,666 (328)

Identical Particles and Permutation Group [PDF]

open access: yesJournal of Physics A: Mathematical and General, 1994
Second quantization is revisited and creation and annihilation operators areshown to be related, on the same footing both to the algebra h(1), and to the superalgebra osp(1|2) that are shown to be both compatible with Bose and Fermi statistics. The two
Celeghini E   +10 more
core   +6 more sources

On permutation groups [PDF]

open access: bronzeAnnali di Matematica Pura ed Applicata, 1968
Diese Arbeit versucht, die Theorie der Permutationsgruppen vom « kategoriellen » Standpunkt aus zu betrachten. Es werden in naheliegender Weise der Begriff der Permutationsstruktur und der Begriff des Homomorphismus einer Permutationsstruktur eingefuhrt (Abschnitt 1).
Olaf Tamaschke
openalex   +3 more sources

On the diameter of permutation groups [PDF]

open access: yesEuropean Journal of Combinatorics, 1992
The authors give an asymptotic universal upper bound for the diameter of all Cayley graphs of all permutation groups of degree \(n\), namely, they show that for any set of permutations \(S\) in \(S_ n\), every permutation in the subgroup generated by \(S\) can be expressed as a product of length at most \(\exp((n\cdot\ln n)^{1/2}(1+o(1)))\) of factors ...
László Babai   +3 more
openaire   +2 more sources

On the diameter of permutation groups [PDF]

open access: yesAnnals of Mathematics, 2014
42 pages. Minimal additions. Last version, to appear in Ann.
Helfgott, Harald Andrés, Seress, Ákos
openaire   +4 more sources

Quasi-permutation Representations of Borel and Parabolic Subgroups of Steinberg's triality groups [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2009
If G is a finite linear group of degree n, that is, a finite group of automor-phisms of an n-dimensional complex vector space, or equivalently, a finite group of non-singular matrices of order n with complex coefficients, we shall say that G is a quasi ...
M. Ghorbany
doaj   +1 more source

Series with Commuting Terms in Topologized Semigroups

open access: yesAxioms, 2021
We show that the following general version of the Riemann–Dirichlet theorem is true: if every rearrangement of a series with pairwise commuting terms in a Hausdorff topologized semigroup converges, then its sum range is a singleton.
Alberto Castejón   +2 more
doaj   +1 more source

Generation modulo the action of a permutation group [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2013
Originally motivated by algebraic invariant theory, we present an algorithm to enumerate integer vectors modulo the action of a permutation group. This problem generalizes the generation of unlabeled graph up to an isomorphism.
Nicolas Borie
doaj   +1 more source

Permutation polynomials and group permutation polynomials [PDF]

open access: yesBulletin of the Australian Mathematical Society, 2001
Permutation polynomials of the form xτf (x3) over a finite field give rise to group permutation polynomials. We give a group theoretic criterion and some other criteria in terms of symmetric functions and power functions.
June Bok Lee, Young Ho Park
openaire   +2 more sources

Non-Nudgable Subgroups of Permutations [PDF]

open access: yes, 2017
Motivated by a problem from behavioral economics, we study subgroups of permutation groups that have a certain strong symmetry. Given a fixed permutation, consider the set of all permutations with disjoint inversion sets. The group is called non-nudgable,
Netzer, Tim
core   +2 more sources

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