Results 41 to 50 of about 483 (83)

On the viscosity rule for common fixed points of two nonexpansive mappings in CAT(0) spaces

open access: yes, 2018
In this paper, we establish viscosity rule for common fixed points of two nonexpansive mappings in the framework of CAT(0) spaces. The strong convergence theorems of the proposed technique is proved under certain assumptions imposed on the sequence of ...
E. Bonyah, Maqbool Ahmad, I. Ahmad
semanticscholar   +1 more source

Fast solution strategies for time-space fractional linear complementarity problems governing American options pricing

open access: yesDemonstratio Mathematica
Fractional derivatives are widely used in various fields to model the historical dependence or spatial globalization of the solutions because of their nonlocal properties.
Chen Xu   +3 more
doaj   +1 more source

An Implicit Viscosity Technique of Nonexpansive Mapping in CAT(0) Spaces

open access: yes, 2017
In this paper, we present a new viscosity technique of nonexpansive mappings in the framework of CAT(0) spaces. The strong convergence theorems of the proposed technique is proved under certain assumptions imposed on the sequence of parameters.
I. Ahmad, Maqbool Ahmad
semanticscholar   +1 more source

Ergodicity of the implicit midpoint rule for nonexpansive mappings

open access: yesJournal of Inequalities and Applications, 2015
We prove a mean ergodic theorem for the implicit midpoint rule for nonexpansivemappings in a Hilbert space. We obtain weak convergence for the general case andstrong convergence for certain special cases.MSC: 47J25, 47N20, 34G20, 65J15.
Hong-Kun Xu, M. Alghamdi, N. Shahzad
semanticscholar   +2 more sources

The Graves Theorem Revisited II: Robust Convergence of the Newton Method [PDF]

open access: yes, 1998
AMS subject classification: 65J15, 47H04, 90C30.Based on the original proof of the Graves theorem [9] we study the convergence of the Newton method for the solution of the equation f (x) = y, uniform with respect to the starting point and the parameter y.
Dontchev, Asen
core  

Iterative methods for variational inequality problems and fixed point problems of a countable family of strict pseudo-contractions in a q-uniformly smooth Banach space

open access: yes, 2012
In this article, we introduce iterative methods (implicit and explicit) for finding a common fixed point set of a countable family of strict pseudo-contractions, which is a unique solution of some variational inequality.
P. Sunthrayuth, Poom Kumam
semanticscholar   +1 more source

Viscosity Methods for Approximating Solutions of Variational Inequalities for Asymptotically Nonexpansive Mappings

open access: yesOpen Journal of Mathematical Analysis, 2018
The aim of this paper is to present a viscosity approximation method for asymptotically nonexpansive mappings in Banach spaces. The strong convergence of the viscosity rules is proved with some assumptions. This paper extend and improve results presented
Muhammad Akmal   +2 more
semanticscholar   +1 more source

Proximal point algorithms for zero points of nonlinear operators

open access: yes, 2014
A proximal point algorithm with double computational errors for treating zero points of accretive operators is investigated. Strong convergence theorems of zero points are established in a Banach space. MSC:47H05, 47H09, 47H10, 65J15.
Yuan Qing, S. Cho
semanticscholar   +1 more source

An inertial shrinking projection self-adaptive algorithm for solving split variational inclusion problems and fixed point problems in Banach spaces

open access: yesDemonstratio Mathematica
In this article, we study the split variational inclusion and fixed point problems using Bregman weak relatively nonexpansive mappings in the pp-uniformly convex smooth Banach spaces.
Ngwepe Matlhatsi Dorah   +3 more
doaj   +1 more source

First order strong approximations of scalar SDEs with values in a domain [PDF]

open access: yes, 2012
We are interested in strong approximations of one-dimensional SDEs which have non-Lipschitz coefficients and which take values in a domain. Under a set of general assumptions we derive an implicit scheme that preserves the domain of the SDEs and is ...
Neuenkirch, Andreas, Szpruch, Lukasz
core   +1 more source

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