Results 11 to 20 of about 467,435 (242)

Boundary Regularity for p-Harmonic Functions and Solutions of Obstacle Problems on Unbounded Sets in Metric Spaces

open access: yesAnalysis and Geometry in Metric Spaces, 2019
The theory of boundary regularity for p-harmonic functions is extended to unbounded open sets in complete metric spaces with a doubling measure supporting a p-Poincaré inequality, 1 < p < ∞.
Björn Anders, Hansevi Daniel
doaj   +2 more sources

Directional metric regularity of multifunctions [PDF]

open access: yes, 2013
In this paper, we study relative metric regularity of set-valued mappings with emphasis on directional metric regularity. We establish characterizations of relative metric regularity without assuming the completeness of the image spaces, by using the ...
Théra, Michel, van Ngai, Huynh
core   +6 more sources

Metric regularity under approximations [PDF]

open access: yes, 2009
In this paper we show that metric regularity and strong metric regularity of a set-valued mapping imply convergence of inexact iterative methods for solving a generalized equation associated with this mapping.
Veliov, Vladimir, Dontchev, Asen
core   +5 more sources

On metric complements and metric regularity in finite metric spaces [PDF]

open access: yes, 2020
This review deals with the metric complements and metric regularity in the Boolean cube and in arbitrary finite metric spaces. Let A be an arbitrary subset of a finite metric space M, and A be the metric complement of A — the set of all points of M at ...
Oblaukhov, A. K.
core   +1 more source

Restrictive metric regularity and generalized differential calculus in Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
We consider nonlinear mappings f:X→Y between Banach spaces and study the notion of restrictive metric regularity of f around some point x¯, that is, metric regularity of f from X into the metric space E=f(X).
Boris S. Mordukhovich, Bingwu Wang
doaj   +1 more source

Image Quality Assessment Using Regularity of Color Distribution

open access: yesIEEE Access, 2016
To quantify the perceptual quality of the color image, a novel reduced-reference computational model is proposed in this paper. The proposed metric, named regularity of color distribution measure, is designed to measure the difference of the color ...
Delei Liu, Fuzhong Li, Houbing Song
doaj   +1 more source

Kannan-Type Contractions on New Extended b-Metric Spaces

open access: yesJournal of Function Spaces, 2021
This article is focused on the generalization of some fixed point theorems with Kannan-type contractions in the setting of new extended b-metric spaces. An idea of asymptotic regularity has been incorporated to achieve the new results. As an application,
Hassen Aydi   +5 more
doaj   +1 more source

Implicit Multifunction Theorems in Banach Spaces

open access: yesJournal of Applied Mathematics, 2014
This paper is mainly devoted to the study of implicit multifunction theorems in terms of Clarke coderivative in general Banach spaces. We present new sufficient conditions for the local metric regularity, metric regularity, Lipschitz-like property ...
Ming-ge Yang, Yi-fan Xu
doaj   +1 more source

Information-Geometric Approach for a One-Sided Truncated Exponential Family

open access: yesEntropy, 2023
In information geometry, there has been extensive research on the deep connections between differential geometric structures, such as the Fisher metric and the α-connection, and the statistical theory for statistical models satisfying regularity ...
Masaki Yoshioka, Fuyuhiko Tanaka
doaj   +1 more source

Note on the Regularity of Nonadditive Measures

open access: yesJournal of Applied Mathematics, 2013
We consider the regularity for nonadditive measures. We prove that the non-additive measures which satisfy Egoroff's theorem and have pseudometric generating property possess Radon property (strong regularity) on a complete or a locally compact ...
Toshikazu Watanabe   +2 more
doaj   +1 more source

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