Results 31 to 40 of about 11,025 (250)

Invariance groups of finite functions and orbit equivalence of permutation groups

open access: yesOpen Mathematics, 2015
Which subgroups of the symmetric group Sn arise as invariance groups of n-variable functions defined on a k-element domain? It appears that the higher the difference n-k, the more difficult it is to answer this question.
Horváth Eszter K.   +3 more
doaj   +1 more source

Symmetrical Subgroups of Artin Groups

open access: yesAdvances in Mathematics, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Subgroups of small Index in infinite Symmetric Groups

open access: yesBulletin of the London Mathematical Society, 1986
Let \(\Omega\) be an infinite set having cardinality \(n:=| \Omega |\), and let \(S:=Sym(\Omega)\) be its symmetric group having then cardinality \(2^ n\). Moreover, let G be a subgroup of S and let \(S_{\{\Delta \}}\) or \(G_{\{\Delta \}}\) be the setwise stabilizer of \(\Delta\) in S or in G, respectively, for each subset \(\Delta\subseteq \Omega ...
Dixon, J, Neumann, P, Thomas, S
openaire   +3 more sources

Nitric oxide metabolites: associations with cardiovascular biomarkers and clinical parameters in patients with HFpEF

open access: yesESC Heart Failure, 2022
Aims Heart failure with preserved ejection fraction (HFpEF) is one of the most rapidly growing cardiovascular health burden worldwide, but there is still a lack of understanding about the HFpEF pathophysiology.
Karsten Piatek   +11 more
doaj   +1 more source

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

A New Type of Soft Group: Soft Symmetric Difference Group with Group Theory Applications

open access: yesMathematics
In this paper, a new type of soft group called the soft symmetric difference group (SSD-group) is introduced and systematically developed. This structure is constructed by integrating soft set theory with group theory through the symmetric difference ...
Aslıhan Sezgin   +2 more
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

Multidimensional Profiling of MRI‐Negative Temporal Lobe Epilepsy Uncovers Distinct Phenotypes

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Although hippocampal sclerosis (TLE‐HS) represents the most frequent cause of temporal lobe epilepsy (TLE), up to 30% of patients show no lesion on visual MRI inspection (TLE‐MRIneg). These cases pose diagnostic and therapeutic challenges and are underrepresented in surgical series.
Alice Ballerini   +28 more
wiley   +1 more source

Enlarging a Free Subgroup of a Symmetric Group Freely [PDF]

open access: yesProceedings of the American Mathematical Society, 1981
Free subgroups, the elements of which have ample cycles in their cycle decompositions, are enlarged to free subgroups of an infinite symmetric group by the specific construction of one more free generator.
Haimo, Franklin, Tretkoff, Marvin
openaire   +2 more sources

White Matter Hyperintensity Burden and Short‐Interval Change Associated With Sleep Apnoea in the UK Biobank

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Purpose White matter hyperintensities (WMH) are a core neuroimaging marker of cerebral small vessel disease (CSVD). Sleep apnoea (SA) is a recognized vascular risk factor, but its associations with regional WMH burden, short‐interval WMH change and cognitive performance in population‐based cohorts remain incompletely defined. We
Peng Cheng   +4 more
wiley   +1 more source

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