Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems

Some Kurchatov-type accelerating parameters are used to construct some derivative-free iterative methods with memory for solving nonlinear systems. New iterative methods are developed from an initial scheme without memory with order of convergence three. New methods have the convergence order <in...

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Main Authors: Xiaofeng Wang, Yingfanghua Jin, Yali Zhao
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/13/6/943
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author Xiaofeng Wang
Yingfanghua Jin
Yali Zhao
author_facet Xiaofeng Wang
Yingfanghua Jin
Yali Zhao
author_sort Xiaofeng Wang
collection DOAJ
description Some Kurchatov-type accelerating parameters are used to construct some derivative-free iterative methods with memory for solving nonlinear systems. New iterative methods are developed from an initial scheme without memory with order of convergence three. New methods have the convergence order <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mn>2</mn><mo>+</mo><msqrt><mn>5</mn></msqrt><mo>≈</mo><mn>4.236</mn></mrow></semantics></math></inline-formula> and 5, respectively. The application of new methods can solve standard nonlinear systems and nonlinear ordinary differential equations (ODEs) in numerical experiments. Numerical results support the theoretical results.
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spelling doaj.art-7385d856d80b4fcb86af8341aa18975a2023-11-21T21:28:40ZengMDPI AGSymmetry2073-89942021-05-0113694310.3390/sym13060943Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear SystemsXiaofeng Wang0Yingfanghua Jin1Yali Zhao2School of Mathematical Sciences, Bohai University, Jinzhou 121000, ChinaSchool of Mathematical Sciences, Bohai University, Jinzhou 121000, ChinaSchool of Mathematical Sciences, Bohai University, Jinzhou 121000, ChinaSome Kurchatov-type accelerating parameters are used to construct some derivative-free iterative methods with memory for solving nonlinear systems. New iterative methods are developed from an initial scheme without memory with order of convergence three. New methods have the convergence order <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mn>2</mn><mo>+</mo><msqrt><mn>5</mn></msqrt><mo>≈</mo><mn>4.236</mn></mrow></semantics></math></inline-formula> and 5, respectively. The application of new methods can solve standard nonlinear systems and nonlinear ordinary differential equations (ODEs) in numerical experiments. Numerical results support the theoretical results.https://www.mdpi.com/2073-8994/13/6/943Kurchatov’s methodnonlinear systemsderivative-freeiterative method
spellingShingle Xiaofeng Wang
Yingfanghua Jin
Yali Zhao
Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems
Symmetry
Kurchatov’s method
nonlinear systems
derivative-free
iterative method
title Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems
title_full Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems
title_fullStr Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems
title_full_unstemmed Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems
title_short Derivative-Free Iterative Methods with Some Kurchatov-Type Accelerating Parameters for Solving Nonlinear Systems
title_sort derivative free iterative methods with some kurchatov type accelerating parameters for solving nonlinear systems
topic Kurchatov’s method
nonlinear systems
derivative-free
iterative method
url https://www.mdpi.com/2073-8994/13/6/943
work_keys_str_mv AT xiaofengwang derivativefreeiterativemethodswithsomekurchatovtypeacceleratingparametersforsolvingnonlinearsystems
AT yingfanghuajin derivativefreeiterativemethodswithsomekurchatovtypeacceleratingparametersforsolvingnonlinearsystems
AT yalizhao derivativefreeiterativemethodswithsomekurchatovtypeacceleratingparametersforsolvingnonlinearsystems