Results 21 to 30 of about 1,123,062 (301)

Stability of lattice functional equation in UCBF-algebra [PDF]

open access: yesJournal of Mahani Mathematical Research, 2023
The main aim of this research is to investigate the stability of a functional equation that maintains the lattice structure in a uniformly complete unital Banach $f$-algebra.
Ehsan Movahednia
doaj   +1 more source

Fixed points and additive rho-functional equations [PDF]

open access: yes, 2016
In this paper, we solve the additive rho-functional equations f(x + y) - f(x) - f(y) = rho(2f(x+y/2) - f(x) - f(y)), 2f(x+y/2) - f(x) - f(y) = rho(f(x+y) - f(x) - f(y)), where rho is a fixed non-Archimedean number or a fixed real or complex ...
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core   +1 more source

An Inertial Method for Split Common Fixed Point Problems in Hilbert Spaces

open access: yesJournal of Mathematics, 2021
In this paper, we consider the split common fixed point problem in Hilbert spaces. By using the inertial technique, we propose a new algorithm for solving the problem. Under some mild conditions, we establish two weak convergence theorems of the proposed
Haixia Zhang, Huanhuan Cui
doaj   +1 more source

Proximal Gradient Method for Solving Bilevel Optimization Problems

open access: yesMathematical and Computational Applications, 2020
In this paper, we consider a bilevel optimization problem as a task of finding the optimum of the upper-level problem subject to the solution set of the split feasibility problem of fixed point problems and optimization problems.
Seifu Endris Yimer   +2 more
doaj   +1 more source

A new fixed point approximation method for solving third-order BVPs based on Green's function [PDF]

open access: yes
This study presents an interesting method based on Picard-Ishikwa fixed point iterative method to solve nonlinear third-order boundary value problems.
Udo, M. O.   +3 more
core   +1 more source

An Extragradient Method for Fixed Point Problems and Variational Inequality Problems

open access: yesJournal of Inequalities and Applications, 2007
We present an extragradient method for fixed point problems and variational inequality problems. Using this method, we can find the common element of the set of fixed points of a nonexpansive mapping and the set of solutions of the variational ...
Liou Yeong-Cheng   +2 more
doaj   +2 more sources

The convergence of the Euler's method

open access: yesJournal of Numerical Analysis and Approximation Theory, 2010
In this article we study the Euler's iterative method. For this method we give a global theorem of convergence. In the last section of the paper we give a numerical example which illustrates the result exposed in this work.
Raluca Anamaria Sălăjan (Pomian)
doaj   +2 more sources

A Fixed Point Approach to the Stability of a Mean Value Type Functional Equation

open access: yesMathematics, 2017
We prove the generalized Hyers–Ulam stability of a mean value type functional equation f ( x ) − g ( y ) = ( x − y ) h ( x + y ) by applying a method originated from fixed point theory.
Soon-Mo Jung, Yang-Hi Lee
doaj   +1 more source

Program for "Fixed Point Iteration Method" [PDF]

open access: yes, 2016
This is the matlab program code for "Fixed Point iteration Method" using "for loop"
Damodar Rajbhandari (3187257)
core   +1 more source

A Variational Model for Wrapped Phase Denoising

open access: yesMathematics, 2023
This paper presents a variational model for the denoising of wrapped phase images. By enforcing the required Pythagorean trigonometric identity between the real and imaginary components of the signal, this model improves the signal-to-noise ratio of the ...
Ivan May-Cen   +2 more
doaj   +1 more source

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