Results 41 to 50 of about 5,869,724 (274)

Coupled coincidence and coupled common fixed point theorems on a metric space with a graph [PDF]

open access: yesFixed Point Theory and Applications, 2016
AbstractIn this paper, our aim is to introduce the concept of G-g-contraction mapping and prove some coupled coincidence and coupled common fixed point theorems for nonlinear contraction mappings in the new set up of partially ordered complete metric spaces endowed with a directed graph.
Eshi, Dakjum   +2 more
openaire   +1 more source

Common coupled coincidence and coupled fixed points in $G$-metric spaces

open access: yesJournal of Nonlinear Analysis and Application, 2012
Bhaskar and Lakshimkantham [T. G. Bhashkar and V. Lakshmikantham, Fixed point theorems in partially ordered metric spaces and applications, Nonlinear Anal. 65 (2006) 1379-1393] proved the existence of a coupled fixed point for a single valued mapping under weak contractive conditions and as an application they proved the existence of a unique solution ...
Wasfi Shatanawi   +3 more
openaire   +1 more source

Coupled coincidence point theorems in (intuitionistic) fuzzy normed spaces [PDF]

open access: yesJournal of Inequalities and Applications, 2013
Abstract In this paper, we prove some coupled coincidence point theorems in fuzzy normed spaces. Our results improve and restate the proof lines of the main results given in the papers (Eshaghi Gordji et al. in Math. Comput. Model. 54:1897-1906, 2011) and (Sintunavarat et al. in Fixed Point Theory Appl.
Cho, YJ   +3 more
openaire   +2 more sources

Coincidence of Fixed Points with Mixed Monotone Property

open access: yesمجلة بغداد للعلوم, 2023
The purpose of this paper is to introduce and prove some coupled coincidence fixed point theorems for self mappings satisfying -contractive condition with rational expressions on complete partially ordered metric spaces involving altering distance ...
Amal M. Hashim, Ali A. Kazem
doaj   +1 more source

New conditions on fuzzy coupled coincidence fixed point theorem [PDF]

open access: yesFixed Point Theory and Applications, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wang, Shenghua   +3 more
openaire   +1 more source

Coupled coincidence point results for probabilistic φ-contractions

open access: yesCogent Mathematics, 2016
In this paper, we establish a new coupled coincidence point results in partially ordered probabilistic metric spaces by utilizing the Gauge function. We use the compatibility condition between two mappings. We use monotone and mixed monotone properties of functions with respect to the ordering. Our main result has several corollaries.
Binayak S. Choudhury   +2 more
openaire   +1 more source

COUPLED COINCIDENCE AND COMMON FIXED POINT THEOREMS FOR SINGLE-VALUED AND FUZZY MAPPINGS [PDF]

open access: yes, 2020
. In this paper, we study the existence of coupled coincidence and coupled common fixed points for single-valued and fuzzy mappings under a contractive condition in metric space. Presented theorems extend and improve the main results of Abbas andĆirić et
C X Zhu, L Zhu, X J Huang
core  

Some Coupled Fixed Point Theorems in Complete E−Fuzzy Metric Spaces

open access: yesRatio Mathematica, 2023
In this paper some coupled coincidence fixed point theorems are established for the mappings under ϕ- contraction in complete generalized E- fuzzy metric spaces.
Shahana A R, Magie Jose
doaj   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

Coupled Coincidence And Common Fixed Point Theorems For Mappings In Partially Ordered Metric Spaces [PDF]

open access: yes, 2015
In this paper, we prove coupled coincidence points and common fixed points theorem for two mappings satisfying various contractive conditions in partially ordered metric spaces.
Arab, R., Godarzian, A.
core  

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