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刘天宝

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Associate professor  
Supervisor of Master's Candidates  

Paper Publications

【核心】一族带有两参数的修正型Chebyshev-Halley迭代方法(英文)

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Affiliation of Author(s):数学与统计学院

Teaching and Research Group:数学教研室

Journal:黑龙江大学自然科学学报

Funded by:国家自然科学基金项目

Key Words:迭代方法; 牛顿方法; 非线性方程; Chebyshev-Halley方法; 收敛阶。

Abstract:应用(2,1)阶Padé逼近方法,得到不需要计算二阶导数求解非线性方程的修正型Chebyshev-Halley方法的新两参数族,证明该族方法是至少三阶收敛。该族方法的每步迭代需要计算两个函数和一个一阶导数,数值实验表明,该族迭代方法与其它方法相比,在许多方面得到了更好的数值结果。

Co-author:胡玉臣,Qin Xiwen,索忠林

First Author:liutianbao

Indexed by:Journal paper

Volume:34

Issue:3

Page Number:2

Number of Words:2

ISSN No.:1001-7011

Translation or Not:no

CN No.:23-1181/N

Date of Publication:2017-06-25

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