Results 31 to 40 of about 361,851 (280)

Best Proximity Pair Results for Relatively Nonexpansive Mappings in Geodesic Spaces [PDF]

open access: green, 2014
Given A and B two nonempty subsets in a metric space, a mapping T: A ∪ B → A ∪ B is relatively nonexpansive if d(Tx, Ty) ≤ d(x, y) for every x ∈ A, y ∈ B. A best proximity point for such a mapping is a point x ∈ A ∪ B such that d(x, Tx) = dist(A, B).
Aurora Fernández-León, Adriana Nicolae
openalex   +3 more sources

Cyclic pairs and common best proximity points in uniformly convex Banach spaces

open access: goldOpen Mathematics, 2017
In this article, we survey the existence, uniqueness and convergence of a common best proximity point for a cyclic pair of mappings, which is equivalent to study of a solution for a nonlinear programming problem in the setting of uniformly convex Banach ...
Gabeleh Moosa   +3 more
doaj   +3 more sources

Equivalence of the existence of best proximity points and best proximity pairs for cyclic and noncyclic nonexpansive mappings [PDF]

open access: goldDemonstratio Mathematica, 2020
In this study, at first we prove that the existence of best proximity points for cyclic nonexpansive mappings is equivalent to the existence of best proximity pairs for noncyclic nonexpansive mappings in the setting of ...
Gabeleh Moosa, Künzi Hans-Peter A.
doaj   +2 more sources

Corrigendum to the paper “Equivalence of the existence of best proximity points and best proximity pairs for cyclic and noncyclic nonexpansive mappings” [PDF]

open access: goldDemonstratio Mathematica, 2021
The purpose of this short note is to present a correction of the proof of the main result given in the paper “Equivalence of the existence of best proximity points and best proximity pairs for cyclic and noncyclic nonexpansive mappings,” Demonstr.
Gabeleh Moosa
doaj   +2 more sources

Best Proximity Sets and Equilibrium Pairs for a Finite Family of Multimaps [PDF]

open access: goldFixed Point Theory and Applications, 2009
We establish the existence of a best proximity pair for which the best proximity set is nonempty for a finite family of multimaps whose product is either an 𝔄𝐜κ-multimap or a multimap T:A→2B such that both T and S∘T are closed ...
Naseer Shahzad, M. A. Al-Thagafi
doaj   +2 more sources

Best proximity pair and fixed point results for noncyclic mappings in convex metric spaces

open access: bronze, 2016
In this article, we formulate a best proximity pair theorem for noncyclic relatively nonexpansive mappings in convex metrc spaces by using a geometric notion of semi-normal structure. In this way, we generalize a corresponding result in [W.
Moosa Gabeleh, Naseer Shahzad
openalex   +3 more sources

Best proximity point results and application to a system of integro-differential equations

open access: yesAdvances in Difference Equations, 2021
In this work, we solve the system of integro-differential equations (in terms of Caputo–Fabrizio calculus) using the concepts of the best proximity pair (point) and measure of noncompactness.
Anupam Das   +3 more
doaj   +1 more source

Global Optimization and Common Best Proximity Points for Some Multivalued Contractive Pairs of Mappings

open access: yesAxioms, 2020
In this paper, we study a problem of global optimization using common best proximity point of a pair of multivalued mappings. First, we introduce a multivalued Banach-type contractive pair of mappings and establish criteria for the existence of their ...
Pradip Debnath, Hari Mohan Srivastava
doaj   +1 more source

Proximity Point Results for Generalized p-Cyclic Reich Contractions: An Application to Solving Integral Equations

open access: yesMathematics, 2023
This article studies new classes of contractions called the p-cyclic Reich contraction and p-cyclic Reich contraction pair and develops certain best proximity point results for such contractions in the setting of partial metric spaces.
Hind Alamri, Nawab Hussain, Ishak Altun
doaj   +1 more source

Existence and approximating of common best proximity points of relatively nonexpansive mappings via Ishikawa iteration method

open access: yesFixed Point Theory, 2023
. In this article, we study the existence of a common best proximity points for a finite class of cyclic relatively nonexpansive mappings in the setting of Busemann convex spaces. In this way, we extend the main results given in Eldred and Raj (2009) [A.A.
Gabeleh Moosa   +2 more
semanticscholar   +1 more source

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