Results 11 to 20 of about 11,703 (241)

Upper Semicontinuous Extensions of Binary Relations [PDF]

open access: yesSSRN Electronic Journal, 2002
The notion of consistency in binary relations is considered. The authors provide sufficient conditions for the existence of upper semicontinuous extensions of consistent rather than transitive relations. For asymmetric relations, consistency and upper semicontinuity suffice.
BOSSERT, Walter   +2 more
openaire   +3 more sources

The stability of minimal solution sets for set optimization problems via improvement sets

open access: yesJournal of Inequalities and Applications, 2023
In this paper we investigate the stability of solution sets for set optimization problems via improvement sets. Some sufficient conditions for the upper semicontinuity, lower semicontinuity, and compactness of E-minimal solution mappings are given for ...
Taiyong Li, Yanhui Wei
doaj   +1 more source

On upper semicontinuity of duality mappings [PDF]

open access: yesProceedings of the American Mathematical Society, 1994
We give new sufficient conditions for a Banach space to be an Asplund (or reflexive) space in terms of certain upper semicontinuity of the duality mapping.
Contreras, Manuel D., Payá, Rafael
openaire   +1 more source

Semicontinuity and closedness of parametric generalized lexicographic quasiequilibrium problems

open access: yesJournal of Inequalities and Applications, 2016
This paper is mainly concerned with the upper semicontinuity, closedness, and the lower semicontinuity of the set-valued solution mapping for a parametric lexicographic equilibrium problem where both two constraint maps and the objective bifunction ...
Rabian Wangkeeree   +2 more
doaj   +1 more source

Subharmonicity without Upper Semicontinuity

open access: yesJournal of Functional Analysis, 1997
Let \(\Omega\subseteq \mathbb{R}^d\) be open and let \(x\in\Omega\). There are many probability measures \(\mu\) with compact support in \(\Omega\) which have the following property: \(u(x)\leq\int u d\mu\) for every subharmonic function \(u\) on \(\Omega\). (Such a measure is called a Jensen measure for \(x\).) Familiar examples are normalized surface
Cole, B.J, Ransford, T.J
openaire   +1 more source

Upper semicontinuous differential inclusions without convexity [PDF]

open access: yesProceedings of the American Mathematical Society, 1989
We prove existence of solutions to the Cauchy problem for the differential inclusion x ˙ ∈ A ( x ) \dot x \in A(x) , when A A is cyclically monotone and upper semi-continuous.
A. Bressan   +2 more
openaire   +2 more sources

Characteristic cycles and Gevrey series solutions of $A$-hypergeometric systems [PDF]

open access: yes, 2019
We compute the $L$-characteristic cycle of an $A$-hypergeometric system and higher Euler-Koszul homology modules of the toric ring. We also prove upper semicontinuity results about the multiplicities in these cycles and apply our results to analyze the ...
Berkesch, Christine   +1 more
core   +2 more sources

Concerning Upper Semicontinuous Decompositions of Irreducible Continua [PDF]

open access: yesProceedings of the American Mathematical Society, 1971
Let K \mathcal {K} denote the class of all compact metric continua K such that there exists a monotone mapping from a compact metric irreducible continuum M onto an arc such that each point inverse is homeomorphic to K. It is shown that no connected 1-polyhedron other than an arc is an element of K
Transue, W. R. R.   +2 more
openaire   +2 more sources

A Discrete Characterization of the Solvability of Equilibrium Problems and Its Application to Game Theory

open access: yesAxioms, 2023
We state a characterization of the existence of equilibrium in terms of certain finite subsets under compactness and transfer upper semicontinuity conditions.
Maria Isabel Berenguer   +3 more
doaj   +1 more source

(Semi)continuity of the entropy of Sinai probability measures for partially hyperbolic diffeomorphisms [PDF]

open access: yes, 2016
We establish sufficient conditions for the upper semicontinuity and the continuity of the entropy of Sinai probability measures invariant by partially hyperbolic diffeomorphisms and discuss their application in several ...
Maria Pires de Carvalho, Paulo Varandas
core   +1 more source

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