Results 41 to 50 of about 31,296 (239)

Iterative Schemes for Fixed Points of Relatively Nonexpansive Mappings and Their Applications

open access: yesAbstract and Applied Analysis, 2010
We present two iterative schemes with errors which are proved to be strongly convergent to a common element of the set of fixed points of a countable family of relatively nonexpansive mappings and the set of fixed points of nonexpansive mappings in the ...
Somyot Plubtieng, Wanna Sriprad
doaj   +1 more source

Convergence Theorems on a New Iteration Process for Two Asymptotically Nonexpansive Nonself-Mappings with Errors in Banach Spaces

open access: yesDiscrete Dynamics in Nature and Society, 2010
We introduce a new two-step iterative scheme for two asymptotically nonexpansive nonself-mappings in a uniformly convex Banach space. Weak and strong convergence theorems are established for this iterative scheme in a uniformly convex Banach space.
Murat Ozdemir   +2 more
doaj   +1 more source

Constructive reflexivity of a uniformly convex Banach space [PDF]

open access: yesProceedings of the American Mathematical Society, 1988
In this paper we consider a question about reflexivity of a Banach space within the framework of Bishop’s constructive mathematics and we give a partially affirmative answer to the question set by Bishop: "Is every uniformly convex Banach space reflexive?".
openaire   +2 more sources

On proximal mappings with Young functions in uniformly convex Banach spaces

open access: green, 2017
It is well known in convex analysis that proximal mappings on Hilbert spaces are $1$-Lipschitz. In the present paper we show that proximal mappings on uniformly convex Banach spaces are uniformly continuous on bounded sets.
Miroslav Bačák, Ulrich Kohlenbach
openalex   +4 more sources

On the fixed points of nonexpansive mappings in direct sums of Banach spaces [PDF]

open access: yes, 2011
We show that if a Banach space X has the weak fixed point property for nonexpansive mappings and Y has the generalized Gossez-Lami Dozo property or is uniformly convex in every direction, then the direct sum of X and Y with a strictly monotone norm has ...
Wiśnicki, Andrzej
core   +1 more source

Examples of k-iterated spreading models

open access: yes, 2011
It is shown that for every $k\in\mathbb{N}$ and every spreading sequence $\{e_n\}_{n\in\mathbb{N}}$ that generates a uniformly convex Banach space $E$, there exists a uniformly convex Banach space $X_{k+1}$ admitting $\{e_n\}_{n\in\mathbb{N}}$ as a $k+1$-
Argyros, Spiros A., Motakis, Pavlos
core   +1 more source

p-Uniform Convexity and q-Uniform Smoothness of Absolute Normalized Norms on ℂ2

open access: yesAbstract and Applied Analysis, 2014
We first prove characterizations of p-uniform convexity and q-uniform smoothness. We next give a formulation on absolute normalized norms on ℂ2. Using these, we present some examples of Banach spaces.
Tomonari Suzuki
doaj   +1 more source

Mann-Type Viscosity Approximation Methods for Multivalued Variational Inclusions with Finitely Many Variational Inequality Constraints in Banach Spaces

open access: yesAbstract and Applied Analysis, 2013
We introduce Mann-type viscosity approximation methods for finding solutions of a multivalued variational inclusion (MVVI) which are also common ones of finitely many variational inequality problems and common fixed points of a countable family of ...
Lu-Chuan Ceng   +2 more
doaj   +1 more source

Existence ofixed points for pointwise eventually asymptotically nonexpansive mappings

open access: yesApplied General Topology, 2019
Kirk introduced the notion of pointwise eventually asymptotically non-expansive mappings and proved that uniformly convex Banach spaces have the fixed point property for pointwise eventually asymptotically non expansive maps.
M. Radhakrishnan, S. Rajesh
doaj   +1 more source

The Monotone Contraction Mapping Theorem

open access: yesJournal of Mathematics, 2020
In this paper, the fixed-point theorem for monotone contraction mappings in the setting of a uniformly convex smooth Banach space is studied. This paper provides a version of the Banach fixed-point theorem in a complete metric space.
Joseph Frank Gordon
doaj   +1 more source

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