Results 91 to 100 of about 5,700 (185)

Fixed point theorems for α-Geraghty contraction type maps in metric spaces

open access: yes, 2013
In this paper, we introduce a notion of α-Geraghty contraction type maps in the setting of a metric space. We also establish some fixed point theorems for such maps and give an example to illustrate our results. Finally, we discuss the application of our
S. Cho, J. Bae, E. Karapınar
semanticscholar   +1 more source

Fixed Point Results for Nonlinear F‐Contractions in Composed S‐Metric Spaces

open access: yesJournal of Function Spaces, Volume 2025, Issue 1, 2025.
In this paper, we introduce the concept of composed S‐metric space as a new generalization of S‐metric space and Sb‐metric space. We present some examples showing that a composed S‐metric space is a generalization of various types of abstract spaces, and results showing the relation with the Sp‐metric space introduced earlier. We also prove fixed‐point
Chol Jin Kil   +3 more
wiley   +1 more source

On some fixed point results for (s, p, α)-contractive mappings in b-metric-like spaces and applications to integral equations

open access: yesOpen Mathematics, 2018
In this work, we introduce the notions of (s, p, α)-quasi-contractions and (s, p)-weak contractions and deduce some fixed point results concerning such contractions, in the setting of b-metric-like spaces.
Zoto Kastriot   +2 more
doaj   +1 more source

A note on ‘A best proximity point theorem for Geraghty-contractions’

open access: yes, 2013
In Caballero et al. (Fixed Point Theory Appl. (2012). doi:10.1186/1687-1812-2012-231), the authors prove a best proximity point theorem for Geraghty nonself contraction.
Jingling Zhang   +2 more
semanticscholar   +1 more source

Composite iterative schemes for maximal monotone operators in reflexive Banach spaces

open access: yesFixed Point Theory and Applications, 2011
In this article, we introduce composite iterative schemes for finding a zero point of a finite family of maximal monotone operators in a reflexive Banach space. Then, we prove strong convergence theorems by using a shrinking projection method.
Cho Yeol   +2 more
doaj  

Fixed points for generalized (α,ψ)-contractions on generalized metric spaces

open access: yes, 2014
In this paper, we introduce some generalized (α,ψ)-contractive mappings in the setting of generalized metric spaces and, based on the very recent paper (Kirk and Shahzad in Fixed Point Theory Appl.
H. Aydi, E. Karapınar, B. Samet
semanticscholar   +1 more source

Fixed point results for contractions involving generalized altering distances in ordered metric spaces

open access: yesFixed Point Theory and Applications, 2011
In this article, we establish coincidence point and common fixed point theorems for mappings satisfying a contractive inequality which involves two generalized altering distance functions in ordered complete metric spaces.
Samet Bessem, Kim Jong, Nashine Hemant
doaj  

Common fixed point results for two families of multivalued A–dominated contractive mappings on closed ball with applications

open access: yesOpen Mathematics, 2019
The purpose of this paper is to find common fixed point results for two families of multivalued mappings fulfilling generalized rational type A–dominated contractive conditions on a closed ball in complete dislocated b-metric spaces. Some new fixed point
Rasham Tahair, Shoaib Abdullah
doaj   +1 more source

A new stability results for the backward heat equation

open access: yes, 2009
In this paper, we regularize the nonlinear inverse time heat problem in the unbounded region by Fourier method. Some new convergence rates are obtained.
Dinh, Alain Pham Ngoc   +3 more
core  

Fixed points of cyclic weakly (ψ,φ,L,A,B)-contractive mappings in ordered b-metric spaces with applications

open access: yes, 2013
We introduce the notion of ordered cyclic weakly (ψ,φ,L,A,B)-contractive mappings, and we establish some fixed and common fixed point results for this class of mappings in complete ordered b-metric spaces.
N. Hussain   +3 more
semanticscholar   +1 more source

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