Results 41 to 50 of about 5,976,148 (331)

The Enhanced Fixed Point Method: An Extremely Simple Procedure to Accelerate the Convergence of the Fixed Point Method to Solve Nonlinear Algebraic Equations

open access: yesMathematics, 2022
This work proposes the Enhanced Fixed Point Method (EFPM) as a straightforward modification to the problem of finding an exact or approximate solution for a linear or nonlinear algebraic equation.
Uriel Filobello-Nino   +6 more
doaj   +1 more source

A fixed point theorem involving rational expressions without using Picard iteration

open access: yesTopological Algebra and its Applications, 2021
In this paper, we consider a certain fixed point theorem that contains some rational expressions. The main aim of this paper is to prove a fixed point theorem without using the Picard iteration.
Fulga Andreea
doaj   +1 more source

Errata to “Elimination and fixed point iterations”

open access: yesComputers & Mathematics with Applications, 1994
A programming mistake led to numerical errors in Tables 4.1 and 4.2 of the authors' paper [ibid. 25, No. 5, 43-53 (1993; Zbl 0780.65030)]. The two leftmost columns corresponding to the Newton iterations and their residuals in both tables are correct; on the other hand, those corresponding to the Newton-Fourier iterations are wrong.
Milaszewicz, J. P., Masih, S. Abdel
openaire   +1 more source

Four-Step Iteration Scheme to Approximate Fixed Point for Weak Contractions

open access: yesComputers Materials & Continua, 2020
Fixed point theory is one of the most important subjects in the setting of metric spaces since fixed point theorems can be used to determine the existence and the uniqueness of solutions of such mathematical problems.
W. Shatanawi, A. Bataihah, A. Tallafha
semanticscholar   +1 more source

Fractals as Julia and Mandelbrot Sets of Complex Cosine Functions via Fixed Point Iterations

open access: yesSymmetry, 2023
In this manuscript, we explore stunning fractals as Julia and Mandelbrot sets of complexvalued cosine functions by establishing the escape radii via a four-step iteration scheme extended with s-convexity.
A. Tomar   +3 more
semanticscholar   +1 more source

Some Remarks on Multidimensional Fixed Point Theorems

open access: yes, 2014
MARTINEZ-MORENO, JUAN/0000-0002-3340-2781In this paper, we show that most of the multidimensional (including coupled, tripled, quadrupled) fixed point theorems in the context of (ordered) metric spaces are, in fact, immediate consequences of well-known ...
Karapinar, E.   +3 more
core   +2 more sources

Fixed point iterations using infinite matrices [PDF]

open access: yesTransactions of the American Mathematical Society, 1974
Let E be a closed, bounded, convex subset of a Banach space X , f :
openaire   +3 more sources

Solid Pseudopapillary Neoplasm of the Pancreas in Children and Adolescents: Expert Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Solid pseudopapillary neoplasm of the pancreas (SPN) is a rare low‐grade malignant exocrine pancreatic tumor, mostly discovered during the second decade of life in females, with a very good prognosis, provided microscopically complete surgical excision is achieved.
Sabine Irtan   +18 more
wiley   +1 more source

A Design Methodology for the Seismic Retrofitting of Existing Frame Structures Post-Earthquake Incident Using Nonlinear Control Systems

open access: yesBuildings, 2022
A structural design methodology for retrofitting weakened frame systems following earthquakes is developed and presented. The design procedure refers to frame systems in their degraded strength and stiffness states and restores their dynamic performance ...
Assaf Shmerling, Matthias Gerdts
doaj   +1 more source

Improving the convergence behaviour of a fixed‐point‐iteration solver for multiphase flow in porous media

open access: yes, 2017
A new method to admit large Courant numbers in the numerical simulation of multiphase flow is presented. The governing equations are discretized in time using an adaptive θ‐method.
P. Salinas   +5 more
semanticscholar   +1 more source

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