Results 11 to 20 of about 12,325 (304)

CONDITION NUMBER AND ECCENTRICITY OF A CLOSED CONVEX CONE [PDF]

open access: yes, 2011
International audienceWe discuss some extremality issues concerning the circumradius, the inradius, and the condition number of a closed convex cone in $\mathbb{R}^n$. The condition number refers to the ratio between the circumradius and the inradius. We
Henrion, René, Seeger, Alberto
core   +3 more sources

Aerodynamic Performance Enhancement of an Axisymmetric Deflector Applied to Savonius Wind Turbine Using Novel Transient 3D CFD Simulation Techniques

open access: yesEnergies, 2023
Many recent studies show that the performance of Savonius turbines can be considerably increased by using wind deflectors. Axisymmetric deflectors are particularly interesting; they concentrate the wind flow in all directions.
Hady Aboujaoude   +4 more
doaj   +1 more source

Large convex cones in hypercubes

open access: yesDiscrete Applied Mathematics, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zoltán Füredi, Miklós Ruszinkó
openaire   +2 more sources

Geometric Tomography of Convex Cones [PDF]

open access: yesDiscrete & Computational Geometry, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

Isoperimetric Inequalities for Convex Cones [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
We present here an isoperimetric inequality for sets contained in a convex cone. Some applications to symmetrization problems and Sobolev inequalities are also indicated.
LIONS P. L., PACELLA, Filomena
openaire   +3 more sources

$Star^1$-convex functions on tropical linear spaces of complete graphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2012
Given a fan $\Delta$ and a cone $\sigma \in \Delta$ let $star^1(\sigma )$ be the set of cones that contain $\sigma$ and are one dimension bigger than $\sigma$ . In this paper we study two cones of piecewise linear functions defined on $\delta$ : the cone
Laura Escobar
doaj   +1 more source

An algebraic approach to the variants of convexity for soft expert approximate function with intuitionistic fuzzy setting

open access: yesJournal of Taibah University for Science, 2023
A new area of research called intuitionistic fuzzy soft expert set is expected to overcome the drawbacks of an intuitionistic fuzzy soft set in terms of eligibility for soft expert-argument approximate function.
Muhammad Ihsan   +3 more
doaj   +1 more source

A cone theoretic Krein-Milman theorem in semitopological cones [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2018
In this paper, a Krein-Milman  type theorem in $T_0$ semitopological cone is proved,  in general. In fact, it is shown that in any locally convex $T_0$ semitopological cone, every convex compact saturated subset is the compact saturated convex hull of ...
Ali Hassanzadeh, Ildar Sadeqi
doaj  

Iteration of order preserving subhomogeneous maps on a cone [PDF]

open access: yes, 2006
We investigate the iterative behaviour of continuous order preserving subhomogeneous maps $f: K\,{\rightarrow}\, K$, where $K$ is a polyhedral cone in a finite dimensional vector space. We show that each bounded orbit of $f$ converges to a periodic orbit
Akian, Marianne   +5 more
core   +1 more source

Convex Analysis for Minimizing and Learning Submodular Set Functions [PDF]

open access: yes, 2013
The connections between convexity and submodularity are explored, for purposes of minimizing and learning submodular set functions. First, we develop a novel method for minimizing a particular class of submodular functions, which can be expressed as a
Peter Stobbe, Stobbe, Peter
core   +1 more source

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