Results 31 to 40 of about 945 (55)

The asymptotic behavior of a class of nonlinear semigroups in Hadamard spaces [PDF]

open access: yes, 2014
We study a nonlinear semigroup associated to a nonexpansive mapping on a Hadamard space and establish its weak convergence to a fixed point. A discrete-time counterpart of such a semigroup, the proximal point algorithm, turns out to have the same ...
Bacak, Miroslav, Reich, Simeon
core  

An iterative algorithm by viscosity approximation method for mixed equilibrium problems, variational inclusion and fixed point of an infinite family of pseudo-contractive mappings

open access: yes, 2011
The purpose of this paper is to investigate the problem of finding a common element of the set of solutions for mixed equilibrium problems, the set of solutions of the variational inclusion problems for inverse strongly monotone mappings and the set of ...
Phayap Katchang, Poom Kumam
semanticscholar   +1 more source

Hyper-extensions in metric fixed point theory [PDF]

open access: yes, 2014
We apply a modern axiomatic system of nonstandard analysis in metric fixed point theory. In particular, we formulate a nonstandard iteration scheme for nonexpansive mappings and present a nonstandard approach to fixed-point problems in direct sums of ...
Wiśnicki, Andrzej
core  

Generalized common fixed point theorems in complex valued metric spaces and applications

open access: yes, 2012
Recently, Azam et al. introduced new spaces called the complex valued metric spaces and established the existence of fixed point theorems under the contraction condition.
W. Sintunavarat, Poom Kumam
semanticscholar   +1 more source

Existence of tripled coincidence points in ordered b-metric spaces and an application to a system of integral equations

open access: yes, 2013
In this paper, tripled coincidence points of mappings satisfying some nonlinear contractive conditions in the framework of partially ordered b-metric spaces are obtained. Our results extend the results of Berinde and Borcut (Nonlinear Anal. 74:4889-4897,
Vahid Parvaneh   +2 more
semanticscholar   +1 more source

Rate of convergence under weak contractiveness conditions [PDF]

open access: yes, 2013
We introduce a new class of selfmaps T of metric spaces, which generalizes the weakly Zamfirescu maps (and therefore weakly contraction maps, weakly Kannan maps, weakly Chatterjea maps and quasi-contraction maps with constant h < 1 / 2).
Ariza Ruiz, David   +3 more
core  

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