Results 1 to 10 of about 149 (57)

Suzuki type fixed point theorems for generalized multi-valued mappings in b-metric spaces

open access: yes, 2013
In this paper, we obtained a new condition for a multi-valued mapping in a b-metric space, which guarantees the existence of its fixed point.MSC:47H10, 54H25, 54E50.
H. Yingtaweesittikul
semanticscholar   +1 more source

Fixed points of mappings satisfying contractive condition of integral type in modular spaces endowed with a graph

open access: yes, 2014
Jachymski (Proc. Am. Math. Soc. 136:1359-1373, 2008) gave a modified version of a Banach fixed point theorem on a metric space endowed with a graph. The aim of this paper is to present fixed point results of mappings satisfying integral type contractive ...
M. Öztürk, M. Abbas, Ekber Girgin
semanticscholar   +1 more source

Quadruple fixed point theorems in partially ordered metric spaces with mixed g-monotone property

open access: yes, 2013
We prove quadruple fixed point theorems in partially ordered metric spaces with mixed g-monotone property. Also, we state some examples to show that our results are real generalization of known ones in quadruple fixed point theory.MSC:46T99, 54H25, 47H10,
Xiao-lan Liu
semanticscholar   +1 more source

Fixed point of Suzuki-Zamfirescu hybrid contractions in partial metric spaces via partial Hausdorff metric

open access: yes, 2013
Coincidence point theorems for hybrid pairs of single-valued and multi-valued mappings on an arbitrary non-empty set with values in a partial metric space using a partial Hausdorff metric have been proved.
M. Abbas, Basit Ali
semanticscholar   +1 more source

Coupled common fixed point theorems for a pair of commuting mappings in partially ordered G-metric spaces

open access: yes, 2013
In this paper, we introduce a new contractive condition for a pair of commuting mappings in partially ordered G-metric spaces. Some new coupled coincidence point and coupled common fixed point theorems are obtained.
F. Gu, Shuhang Zhou
semanticscholar   +1 more source

Common fixed points of Ćirić-type contractive mappings in two ordered generalized metric spaces

open access: yes, 2012
In this paper, using the setting of two ordered generalized metric spaces, a unique common fixed point of four mappings satisfying a generalized contractive condition is obtained. We also present an example to demonstrate the results presented herein.MSC:
M. Abbas, Y. Cho, T. Nazir
semanticscholar   +1 more source

Mixed g-monotone property and quadruple fixed point theorems in partially ordered G-metric spaces using (ϕ−ψ) contractions

open access: yes, 2012
In this paper, we prove some quadruple coincidence and quadruple common fixed point theorems for F:X4→X and g:X→X satisfying (ϕ−ψ) contractions in partially ordered G-metric spaces. We illustrate our results based on an example of the main theorems. Also,
Z. Mustafa
semanticscholar   +1 more source

Fixed points for cyclic orbital generalized contractions on complete metric spaces

open access: yesOpen Mathematics, 2013
Karapınar Erdal   +2 more
doaj   +1 more source

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