Results 71 to 80 of about 310,777 (176)

Parabolic subgroups of Vershik-Kerov’s group [PDF]

open access: yesProceedings of the American Mathematical Society, 2002
In this note we show that all parabolic subgroups of Vershik-Kerov’s group G L B ( R
openaire   +1 more source

Blood flow restriction: The acute effects of body tilting and reduced gravity analogues on limb occlusion pressure

open access: yesExperimental Physiology, Volume 111, Issue 9, Page 4103-4114, 1 September 2026.
Abstract Blood flow restriction (BFR) has been identified as a potential countermeasure to mitigate physiological deconditioning during spaceflight. Guidelines recommend that tourniquet pressure be prescribed relative to limb occlusion pressure (LOP); however, it is unclear whether body tilting or reduced gravity analogues influence LOP.
Patrick Swain, Nick Caplan, Luke Hughes
wiley   +1 more source

Energetic Comparison of Linear Fresnel and Parabolic Trough Collector Systems [PDF]

open access: yes, 2012
Within the last years, Linear Fresnel (LF) collector systems have been developed as a technical alternative to parabolic trough collector (PT) systems. In the past, LF systems focused on low- and medium temperature applications.
Heiko Schenk   +7 more
core   +1 more source

Towards a Supercharacter Theory of Parabolic Subgroups [PDF]

open access: yesAlgebras and Representation Theory, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

On centralizers of parabolic subgroups in Coxeter groups [PDF]

open access: yesjgth, 2011
Abstract Let W be an arbitrary Coxeter group, possibly of infinite rank. We describe a decomposition of the centralizer ZW (WI ) of an arbitrary parabolic subgroup WI into the center of WI , a Coxeter group and a subgroup defined by a 2-cell complex.
openaire   +2 more sources

On the Structure of Parabolic Subgroups in Algebraic Groups

open access: yesJournal of Algebra, 1993
This paper is related to the author's earlier work together with \textit{R. Richardson} and \textit{R. Steinberg} [Invent. Math. 110, 649-671 (1992; Zbl 0786.20029)]. It gives a precise description of the orbits of a Levi subgroup on the lower central series of the unipotent radical of a parabolic group with Levi complement \(L\).
openaire   +1 more source

Parabolic subgroups of Garside groups

open access: yes, 2004
A Garside monoid is a cancellative monoid with a finite lattice generating set; a Garside group is the group of fractions of a Garside monoid. The family of Garside groups contains the Artin-Tits groups of spherical type.
Godelle, Eddy
core  

Congruence and non-congruence subgroups of the (2,3,7)-group [PDF]

open access: yes, 2006
Let [DELTA] denote the (2,3,7)-group. We establish an upper bound for the number of congruence subgroups of index n and a lower bound for the total number of subgroups of index n.
Stothers, W.W.
core   +1 more source

On Normal Subgroups of Coxeter Groups Generated by Standard Parabolic Subgroups [PDF]

open access: yesGeometriae Dedicata, 2005
We discuss one construction of nonstandard subgroups in the category of Coxeter groups. Two formulae for the growth series of such a subgroups are given. As an application we construct a flag simple convex polytope, whose f-polynomial has non-real roots.
openaire   +2 more sources

The Plancherel Formula for Minimal Parabolic Subgroups

open access: yesJournal of Lie Theory, 2014
This version corrects some typographical errors, regularizes some notation, adds a few references and some expository material, and fixes one incorrect ...
openaire   +3 more sources

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