Results 11 to 20 of about 1,101 (187)

On Global Convergence of Third-Order Chebyshev-Type Method under General Continuity Conditions

open access: yesFractal and Fractional, 2022
There are very few papers that talk about the global convergence of iterative methods with the help of Banach spaces. The main purpose of this paper is to discuss the global convergence of third order iterative method.
Fouad Othman Mallawi   +2 more
doaj   +1 more source

Parameterization of kernels of the Volterra series for systems given by nonlinear differential equations [PDF]

open access: yesE3S Web of Conferences, 2023
The presented article is devoted on an issue regarding to the transformation of nonlinear models of a certain class to the Volterra functional series. The new identification method based on analytical input and output of a system was developed.
Kislovskiy Evgeniy   +2 more
doaj   +1 more source

Local Convergence for Multi-Step High Order Solvers under Weak Conditions

open access: yesMathematics, 2020
Our aim in this article is to suggest an extended local convergence study for a class of multi-step solvers for nonlinear equations valued in a Banach space.
Ramandeep Behl, Ioannis K. Argyros
doaj   +1 more source

Local convergence of a fifth convergence order method in Banach space

open access: yesArab Journal of Mathematical Sciences, 2017
We provide a local convergence analysis for a fifth convergence order method to find a solution of a nonlinear equation in a Banach space. In our paper the sufficient convergence conditions involve only hypotheses on the first Fréchet-derivative ...
Ioannis K. Argyros, Santhosh George
doaj   +1 more source

On higher-order adjacent derivative of perturbation map in parametric vector optimization

open access: yesJournal of Inequalities and Applications, 2016
This paper deals with higher-order sensitivity analysis in terms of the higher-order adjacent derivative for nonsmooth vector optimization. The relations between the higher-order adjacent derivative of the minima/the proper minima/the weak minima of a ...
Le Thanh Tung
doaj   +1 more source

Ball convergence for Traub-Steffensen like methods in Banach space

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2015
We present a local convergence analysis for two Traub-Steffensen-like methods in order to approximate a locally unique solution of an equation in a Banach space setting. In earlier studies such as [16, 23] Taylor expansions and hypotheses up to the third
Argyros Ioannis K., George Santhosh
doaj   +1 more source

ON THE FRECHET DIFFERENTIABILITY OF LUXEMBURG NORM IN THE SEQUENCE SPACES l^{p_n} WITH VARIABLE EXPONENTS [PDF]

open access: yesRomanian Journal of Mathematics and Computer Science, 2014
It is shown that the Luxemburg norm in the sequence space l^{(p_n)} with variable exponents is Frechet - differentiable and a formula expressing the Frechet derivative of this norm at any nonzero x ∈ l^{(p_n)} is given.
PAVEL MATEI
doaj  

Semilocal Convergence of the Extension of Chun’s Method

open access: yesAxioms, 2021
In this work, we use the technique of recurrence relations to prove the semilocal convergence in Banach spaces of the multidimensional extension of Chun’s iterative method.
Alicia Cordero   +4 more
doaj   +1 more source

On the Numerical Solution of a Hyperbolic Inverse Boundary Value Problem in Bounded Domains

open access: yesMathematics, 2022
We consider the inverse problem of reconstructing the boundary curve of a cavity embedded in a bounded domain. The problem is formulated in two dimensions for the wave equation.
Roman Chapko, Leonidas Mindrinos
doaj   +1 more source

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