Results 121 to 130 of about 3,043 (168)

Coincidence and fixed point results for generalized weak contractions in the sense of Berinde on partial metric spaces

open access: yes, 2013
In this paper, we introduce the notion of a generalized (ϕ,L)-weak contraction and we prove some common fixed point results for self-mappings T and S and some fixed point results for a single mapping T by using a (c)-comparison function and a comparison ...
W. Shatanawi, M. Postolache
semanticscholar   +1 more source

Coupled fixed point theorems for nonlinear contractions without mixed monotone property

open access: yes, 2012
In this paper, we show the existence of a coupled fixed point theorem of nonlinear contraction mappings in complete metric spaces without the mixed monotone property and give some examples of a nonlinear contraction mapping, which is not applied to the ...
W. Sintunavarat, Poom Kumam, Y. Cho
semanticscholar   +1 more source

An admissible Hybrid contraction with an Ulam type stability

open access: yesDemonstratio Mathematica, 2019
In this manuscript, we introduce a new hybrid contraction that unify several nonlinear and linear contractions in the set-up of a complete metric space. We present an example to indicate the genuine of the proved result.
Karapınar Erdal, Fulga Andreea
doaj   +1 more source

Some fixed point results on ultrametric spaces endowed with a graph

open access: yesDemonstratio Mathematica
The present article deals with new fixed point theorems by means of GG-strongly contractive maps. The research findings are demonstrated in a spherically complete ultrametric space with a graph for single-valued mappings. The special cases of the results
Acar Özlem   +2 more
doaj   +1 more source

Fixed point results for generalized convex orbital Lipschitz operators

open access: yesDemonstratio Mathematica
Krasnoselskii’s iteration is a classical and important method for approximating the fixed point of an operator that satisfies certain conditions. Many authors have used this approach to obtain several famous fixed point theorems for different types of ...
Zhou Mi   +4 more
doaj   +1 more source

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