نتایج جستجو برای: a fuzzy contractions

تعداد نتایج: 13466402  

Journal: :Fractal and fractional 2022

The purpose of this paper is to develop some fuzzy fixed point results for the sequence locally mappings satisfying rational type almost contractions in complete dislocated metric spaces. We apply our obtain new set-valued and single-valued mappings. also study stability γ-level sets. An example presented favor these results.

Journal: :bulletin of the iranian mathematical society 2012
wultipol sintunavarat poom kumam

recently, choudhury and metiya [fixed points of weak contractions in cone metric spaces, nonlinear analysis 72 (2010) 1589-1593] proved some fixed point theorems for weak contractions in cone metric spaces. weak contractions are generalizations of the banach's contraction mapping, which have been studied by several authors. in this paper, we introduce the notion of $f$-weak contractions and als...

Journal: :iranian journal of fuzzy systems 2015
s. m. vaezpour s. vaezzadeh

in this paper, a concept of generalized weakly contraction mappings in partially ordered fuzzy metric spaces is introduced and  coincidence point  theorems on partially ordered fuzzy metric spaces are proved. also, as the corollary of these theorems, some common fixed point theorems on partially ordered fuzzy metric spaces are presented.

In this paper, a concept of generalized weakly contraction mappings in partially ordered fuzzy metric spaces is introduced and  coincidence point  theorems on partially ordered fuzzy metric spaces are proved. Also, as the corollary of these theorems, some common fixed point theorems on partially ordered fuzzy metric spaces are presented.

Journal: :Journal of Mathematics 2021

In this study, we introduce new concepts of α − FZ -contraction and id="M2"> ψ discuss existence results the best proximity points such types non-self-mappings involving control functions in structure complete fuzzy metric spaces. Our extend, generalize, enrich, improve div...

A. A. N. Abdou S. H. Wang Y. J. Cho

In this paper, we give some new coupled common  fixed point theorems for probabilistic $varphi$-contractions  in Menger probabilistic metric spaces.  As applications of the main results, we obtain some coupled common fixed point theorems in usual metric spaces and fuzzy metric spaces. The main results of this paper improvethe corresponding results given by some authors. Finally, we give one exa...

Journal: :Axioms 2022

In this paper, we introduce two new concepts, generalized ?-?-FZ-contraction and modified ?-?-FZ-contraction, which unify several types of contractions in the context fuzzy metric spaces. We discuss existence uniqueness results such mappings setting a complete space sense George Veeramani present significant consequences our obtained by using variant examples for FZ-simulation functions admissi...

2011
K. JHA M. ABBAS I. BEG R. P. PANT M. IMDAD

The aim of the present paper is to establish a common fixed point theorem for sequence of self mappings under (φ, ψ)-weak contractions in fuzzy metric space employing the control function which generalizes and improves various well-known comparable results.

Journal: :Symmetry 2021

In the setting of fuzzy metric spaces (FMSs), a global optimization problem (GOP) obtaining distance between two subsets an FMS is solved by tripled fixed-point (FP) technique here. Also, weak contractions (WTCs) for that are given. This was known before in space (MS) as proximity point (PPP). The result correct each continuous τ—norms related to FMS. Furthermore, non-trivial example illustrate...

Journal: :Mathematics 2021

Very recently, Proinov introduced a great family of contractions in the setting complete metric spaces that has attracted attention many researchers because very weak conditions are assumed on involved functions. Inspired by Proinov’s results, this paper, we introduce new class fuzzy (in sense George and Veeramani) able to translate framework best advantages abovementioned auxiliary Accordingly...

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