Results 31 to 40 of about 10,433 (250)

Automorphisms of Some Magmas of Order $k+k^2$

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2018
This paper is devoted to the study of automorphisms of finite magmas and to the representation of the symmetric permutation group $ S_k $ and some of its subgroups by automorphism groups of finite magmas.
A.V. Litavrin
doaj   +1 more source

Symmetries of the refined D1/D5 BPS spectrum

open access: yesJournal of High Energy Physics, 2017
We examine the large N 1/4-BPS spectrum of the symmetric orbifold CFT Sym N (M ) deformed to the supergravity point in moduli space for M = K3 and T 4.
Nathan Benjamin, Sarah M. Harrison
doaj   +1 more source

The Sylow Subgroups of the Symmetric Group [PDF]

open access: yesTransactions of the American Mathematical Society, 1904
In the Sylow theorems t we learn that if the order of a group 9 is divisible by pa (p a prime integer) and not by pa+l, then W contains one and only one set of conjugate subgroups of order pa , and any subgroup of W whose order is a power of p is a subgroup of some member of this set of conjugate subgroups of W.
openaire   +1 more source

The Sylow subgroups of the symmetric groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1955
particular representation by means of "reduced polynomials."' It has seemed worth while to restate some of his results using the concept of complete product L o M of two permutation groups L, M which he and Krasner have recently emphasised.2 This elementary notion is of great importance in the theory of finite groups and it appears in the literature in
openaire   +1 more source

The depth of Young subgroups of symmetric groups

open access: yesJournal of Algebra, 2013
For a subgroup \(H\) of a finite group \(G\), the depth of the inclusion \(H\leqslant G\) is the minimum depth of the inclusion of the group algebras \(\mathbb CH\subseteq\mathbb CG\). Let \(n\in\mathbb N\) and take \(G=\mathfrak S_n\), the symmetric group of degree \(n\). For appropriate values of \(k\in\mathbb N\) there exist Young subgroups of \(G\)
Fritzsche, Tim   +2 more
openaire   +2 more sources

Character Theory of Symmetric Groups and Subgroup Growth of Surface Groups [PDF]

open access: yesJournal of the London Mathematical Society, 2002
Summary: Results from the character theory of symmetric groups are used to obtain an asymptotic estimate for the subgroup growth of fundamental groups of closed 2-manifolds. The main result implies an affirmative answer, for the class of groups investigated, to a question of Lubotzky's concerning the relationship between the subgroup growth of a one ...
Müller, Thomas W.   +1 more
openaire   +2 more sources

Indices of maximal subgroups of infinite symmetric groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1968
Let M be an infinite set with cardinal number I M =X, S(X, Y) = {s: s is a permutation of M with |spt sI d, JPI =X, J QJ =Z ...
openaire   +1 more source

Diffusion Spectrum Imaging Maps Early Axonal Loss and a Unique Progressive Signal in Neuronal Intranuclear Inclusion Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To delineate specific in vivo white matter pathology in neuronal intranuclear inclusion disease (NIID) using diffusion spectrum imaging (DSI) and define its clinical relevance. Methods DSI was performed on 42 NIID patients and 38 matched controls.
Kaiyan Jiang   +10 more
wiley   +1 more source

Hecke Groups, Dessins d'Enfants and the Archimedean Solids

open access: yesFrontiers in Physics, 2015
Grothendieck's dessins d'enfants arise with ever-increasing frequency in many areas of 21st century mathematical physics. In this paper, we review the connections between dessins and the theory of Hecke groups. Focussing on the restricted class of highly
Yang-Hui eHe, Yang-Hui eHe, James eRead
doaj   +1 more source

Risk of Retinopathy Associated with Long‐Term Use of Hydroxychloroquine in Patients with Rheumatic Diseases: A Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, Accepted Article.
Objective We aimed to estimate the prevalence and cumulative incidence of hydroxychloroquine retinopathy (HCQ‐R) and its risk factors among long‐term HCQ users with rheumatic diseases through a systematic review and meta‐analysis of observational studies that used spectral‐domain OCT (SD‐OCT) for screening. Methods A systematic search of PubMed, Scopus,
Narsis Daftarian   +4 more
wiley   +1 more source

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