A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations

In the present article, it is shown that both the methods presented in Kumar et al. (2013) do not possess the order of convergence as claimed. One of the two methods, derivative involved method possesses the convergence rate of eighth order whereas the other derivative free method possesses sixth or...

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Main Author: J.P. Jaiswal
Format: Article
Language:English
Published: SpringerOpen 2017-04-01
Series:Journal of the Egyptian Mathematical Society
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1110256X16300694
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spelling doaj-46cd1dedbbb44af1919232810fb2c82f2020-11-25T01:56:35ZengSpringerOpenJournal of the Egyptian Mathematical Society1110-256X2017-04-0125213914010.1016/j.joems.2016.10.003A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equationsJ.P. Jaiswal0Department of Mathematics, Maulana Azad National Institute of Technology, Bhopal, M.P.-462051, IndiaIn the present article, it is shown that both the methods presented in Kumar et al. (2013) do not possess the order of convergence as claimed. One of the two methods, derivative involved method possesses the convergence rate of eighth order whereas the other derivative free method possesses sixth order convergence. The theoretical convergence rate is also validated by computational order of convergence.http://www.sciencedirect.com/science/article/pii/S1110256X16300694Nonlinear equationIterative methodConvergence rateComputational order of convergence
collection DOAJ
language English
format Article
sources DOAJ
author J.P. Jaiswal
spellingShingle J.P. Jaiswal
A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations
Journal of the Egyptian Mathematical Society
Nonlinear equation
Iterative method
Convergence rate
Computational order of convergence
author_facet J.P. Jaiswal
author_sort J.P. Jaiswal
title A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations
title_short A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations
title_full A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations
title_fullStr A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations
title_full_unstemmed A note on the convergence rate of Kumar–Singh–Srivastava methods for solving nonlinear equations
title_sort note on the convergence rate of kumar–singh–srivastava methods for solving nonlinear equations
publisher SpringerOpen
series Journal of the Egyptian Mathematical Society
issn 1110-256X
publishDate 2017-04-01
description In the present article, it is shown that both the methods presented in Kumar et al. (2013) do not possess the order of convergence as claimed. One of the two methods, derivative involved method possesses the convergence rate of eighth order whereas the other derivative free method possesses sixth order convergence. The theoretical convergence rate is also validated by computational order of convergence.
topic Nonlinear equation
Iterative method
Convergence rate
Computational order of convergence
url http://www.sciencedirect.com/science/article/pii/S1110256X16300694
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