Results 41 to 50 of about 200 (103)

The ε-ε property and the boundedness of isoperimetric sets with different monomial weights

open access: yes, 2023
We consider a class of monomial weights A = |1|1…|N|N in ℝN, where ai is a nonnegative real number for each i ∈ {1,…,N}, and we establish the ε — ε property and the boundedness of isoperimetric sets with different monomial weights for the perimeter and ...
Emerson Abreu   +2 more
core   +1 more source

Geometric inequalities related to Steiner symmetrization

open access: yesDifferential and Integral Equations, 1997
For \(\Omega \) a bounded domain in \(\mathbb R^N\), let \(\delta _{\Omega} (z) = \text{dist} (z,\partial \Omega)\), \(\Omega^{*}\) the Schwarz symmetrization of \(\Omega \) (i.e., the ball in \(\mathbb R^N\) with the measure \({|}\Omega {|}\) of \(\Omega \)) and \(\delta^{*}_{\Omega}(z) = \sup \{t \geq 0: {|}\{z:{|}\delta _{\Omega}(z){|} >t ...
BETTA, MARIA FRANCESCA, MERCALDO, ANNA
openaire   +5 more sources

Optimal Competitiveness for Symmetric Rectilinear Steiner Arborescence and Related Problems [PDF]

open access: yes, 2014
We present optimal competitive algorithms for two interrelated known problems involving Steiner Arborescence. One is the continuous problem of the Symmetric Rectilinear Steiner Arborescence (SRSA), studied by Berman and Coulston. A very related, but discrete problem (studied separately in the past) is the online Multimedia Content Delivery (MCD ...
Erez Kantor, Shay Kutten
openaire   +2 more sources

Update on supra-annular sizing of transcatheter aortic valve prostheses in raphe-type bicuspid aortic valve disease according to the LIRA method. [PDF]

open access: yesEur Heart J Suppl, 2022
Iannopollo G   +11 more
europepmc   +1 more source

Complex and quaternionic analogues of Busemann’s random simplex and intersection inequalities [PDF]

open access: yes
In this paper, we extend two celebrated inequalities by Busemann—the random simplex inequality and the intersection inequality—to both complex and quaternionic vector spaces.
Saroglou, Christos, Wannerer, Thomas
core   +1 more source

A note on Steiner symmetrization of hyperbolic triangles

open access: yesElemente der Mathematik, 2003
In this note the author presents a short elementary proof of the following theorem: If \(A\) and \(B\) are two points on a line \(d\), and \(\mu\), \(\nu\) are two equidistant lines, such that the distance from \(\mu\) to \(d\) is greater than that from \(\nu\) to \(d\), then among all triangles \(ABC\), with \(C\) a variable point on \(\mu\), the one ...
openaire   +2 more sources

Steiner symmetrization using a finite set of directions

open access: yes, 2020
Let v 1 , . . . , v m be a finite set of unit vectors in R n . Suppose that an infinite sequence of Steiner symmetrizations are applied to a compact convex set K in R n , where each of the symmetrizations is taken with respect to a direction from among ...
Daniel A Klain
core  

Symmetrization procedures for the isoperimetric problem in symmetric spaces of noncompact type

open access: yes, 2005
In der vorliegenden Arbeit wird ein neues Symmetrisierungsverfahren für das isoperimetrische Problem in symmetrischen Räumen vom nichtkompakten Typ entwickelt. Dieses ist eine Verallgemeinerung der Steiner-Symmetrisierung im Euklidischen Raum. Anders als
John, Daniel (Dipl.)
core  

On Steiner Symmetrizations of First Exit Time Distributions and Lévy Processes

open access: yes, 2023
The goal of this thesis is to establish generalized isoperimetric inequalities on first exit time distributions as well as expectations of Lévy processes.Firstly, we prove inequalities on first exit time distributions in the case that the Lévy process is
Rolling, Timothy
core  

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