Results 41 to 50 of about 289 (78)

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  

Fixed points of asymptotically nonexpansive mappings with center 0 and applications

open access: yes, 2021
In this paper, we investigate the existence of fixed points for asymptotically nonexpansive mappings with center 0 defined on closed convex subsets of various Banach spaces. Three applications are given.
Atailia, Sami, Dehici, Abdelkader
core  

On a novel semigroup of enriched Chatterjea-type mappings in Banach spaces with a numerical experiment [PDF]

open access: yes
Recently in [V. Berinde and M. Păcurar, Approximating fixed points of enriched Chatterjea contractions by Krasnoselskij iterative algorithm in Banach spaces, J.
Kesahorm, Thitima   +1 more
core   +2 more sources

Generalizations of some fixed point theorems in banach and metric spaces [PDF]

open access: yes, 2015
A fixed point of a mapping is an element in the domain of the mapping that is mapped into itself by the mapping. The study of fixed points has been a field of interests to mathematicians since the discovery of the Banach contraction theorem, i.e. if is a
Niyitegeka, Jean Marie Vianney
core   +1 more source

Some Combined Relations between Contractive Mappings, Kannan Mappings, Reasonable Expansive Mappings, and T-Stability [PDF]

open access: yes, 2009
Es reproducción del documento publicado en http://dx.doi.org/10.1155/2009/815637In recent literature concerning fixed point theory for self-mappings T : X -> X in metric spaces (X,d), there are some new concepts which can be mutually related so that the ...
De la Sen Parte, Manuel
core  

Generalization of a fixed point theorem of Suzuki type in complete metric space [PDF]

open access: yes, 2015
The aim of this paper is to generalize a fixed point result given by Popescu[17]. Our results complement and extend very recent results proved by Suzuki [T.
Deshmukh, K. C.   +2 more
core   +1 more source

ITERATIVE SCHEME GENERATING METHOD FOR CONTRACTION TYPE MAPPINGS IN BANACH SPACES [PDF]

open access: yes
We introduce an iterative scheme generating method (ISGM) for contraction type mappings in Banach spaces. This marks the first time ISGM has been demonstrated in a Banach space setting. Our main theorem can apply to contraction mappings, Kannan mappings,
Kondo, Atsumasa   +2 more
core  

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