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相关论文: Best proximity results for $p$-proximal contractio…

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This paper has two aims, first one is to introduce special kind of proximal contractions guaranteeing a finite number of best proximity points, and second one is to derive best proximity point results for perimetric contractions. To meet…

一般拓扑 · 数学 2026-02-03 Hiranmoy Garai , Evgeniy Petrov , Pratikshan Mondal , Lakshmi Kanta Dey

In this paper we improve and extend some best proximity point results concerning the so-called proximal contractions. Specifically, compactness assumptions under the sets A and B are removed to consider completeness conditions instead.

泛函分析 · 数学 2012-07-19 Aurora Fernández-León

In this paper, we employ two types of implicit relations to define some new kind of proximal contractions and study about their best proximity points. More precisely, we use two class of functions $\mathcal{A}$ and $\mathcal{A}'$ to explore…

泛函分析 · 数学 2020-08-25 Pratikshan Mondal , Hiranmoy Garai , Lakshmi Kanta Dey

Recently, In the year 2020, Altun et al. \cite{AL} introduced the notion of $p$-proximal contractions and discussed about best proximity point results for this class of mappings. Then in the year 2021, Gabeleh and Markin \cite{GB} showed…

一般拓扑 · 数学 2021-07-06 Sumit Som

In this paper, we use the concept of proximal quasi-normal structure (P. Q-N. S) to study the existence of best proximity points for cyclic mappings, cyclic contractions, relatively Kannan nonexpansive mappings, as well as for orbitally…

泛函分析 · 数学 2019-07-26 Farhad Fouladi , Ali Abkar

This paper is concerning to the geometric study of fixed points of a self-mapping on a metric space. We establish new generalized contractive conditions which ensure that a self-mapping has a fixed disc or a fixed circle. We introduce the…

度量几何 · 数学 2025-06-09 Nihal Özgür , Nihal Taş

In this paper, we introduce the notion of topologically Banach contraction mapping defined on an arbitrary topological space X with the help of a continuous function $g:X\times X\rightarrow \mathbb{R}$ and investigate the existence of fixed…

一般拓扑 · 数学 2020-07-22 Sumit Som , Supriti Laha , Lakshmi Kanta Dey

In this article we show that some recent results on the existence of best proximity points can be obtained from the same result in fixed point theory.

泛函分析 · 数学 2013-01-31 Ali Abkar , Moosa Gabeleh

In this manuscript, motivated and inspired by results of Best proximity point of generalized $ F $-proximal non-self contractions, we introduce the concept of generalized $\theta-\phi-$proximal contraction and prove new best proximity…

泛函分析 · 数学 2023-09-19 Mohamed Rossafi , Abdelkarim Kari

In this present article, we get sufficient conditions for the existence and uniqueness of fixed points and common fixed points for single and double mapping satisfying various contractive conditions within the partially ordered…

综合数学 · 数学 2017-05-29 Meltem Kaya , Hasan Furkan

In this paper we give some coupled fixed point results for mappings satisfying different contractive conditions on complete partial metric spaces.

一般拓扑 · 数学 2016-10-05 Hassen Aydi

In this paper, we introduce the concept of cyclic orbital contraction mappings which generalizes the concept of cyclic contraction mappings. We establish the existence of best proximity point of these mappings in the framework of $CAT_p(0)$…

泛函分析 · 数学 2025-12-16 Parveen Kumar , Ankit Kumar , Manu Rohilla

This paper investigates the fixed points and best proximity points of multivalued cyclic self-mappings in metric spaces under a generalized contractive condition involving Hausdorff distances.

泛函分析 · 数学 2012-08-14 M. De la Sen

In this note, at first we prove that the existence of best proximity points for cyclic relatively nonexpansive mappings is equivalent to the existence of best proximity pairs for noncyclic relatively nonexpansive mappings in the setting of…

泛函分析 · 数学 2019-07-09 Moosa Gabeleh , Hans-Peter A. Künzi

We first introduce a notion of convex structure in generalized metric spaces, then we introduce tripartite contractions, tripartite semi-contractions, tripartite coincidence points, as well as tripartite best proximity points for a given…

一般拓扑 · 数学 2019-04-24 Masoud Norouzian , Ali Abkar

In this paper, the notions of $p$-cyclic $\phi$-contraction and $p$-cyclic Kannan nonexpansive mappings are introduced, and the existence of coupled best proximity points for such mappings is established.

泛函分析 · 数学 2025-04-01 Parveen Kumar , Ankit Kumar

This paper discusses a more general contractive condition for a class of extended cyclic self-mappings on the union of a finite number of subsets of a metric space which are allowed to have a finite number of successive images in the same…

泛函分析 · 数学 2012-08-06 M. De la Sen

In the present paper, we study the existence of best proximity pair in ultrametric spaces. We show, under suitable assumptions, that the proximinal pair $(A,B)$ has a best proximity pair. As a consequence we generalize a well known best…

泛函分析 · 数学 2021-04-15 Karim Chaira , Samih Lazaiz

In a spherically complete ultrametric space, a strictly contracting mapping has a fixed point. We indicate in this paper how this fixed point can either be reached or approximated.

度量几何 · 数学 2013-07-25 Sibylla Priess-Crampe , Paulo Ribenboim

A contractive condition is addressed for extended 2-cyclic self-mappings on the union of a finite number of subsets of a metric space which are allowed to have a finite number of successive images in the same subsets of its domain. It is…

泛函分析 · 数学 2012-08-18 M. De La Sen
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