A Newton-type method and its application

We prove an existence and uniqueness theorem for solving the operator equation F(x)+G(x)=0, where F is a continuous and Gâteaux differentiable operator and the operator G satisfies Lipschitz condition on an open convex subset of a Banach space. As corollaries, a recent theorem of Argyros (2003) an...

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Main Authors: V. Antony Vijesh, P. V. Subrahmanyam
Format: Article
Language:English
Published: Wiley 2006-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/IJMMS/2006/23674
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author V. Antony Vijesh
P. V. Subrahmanyam
author_facet V. Antony Vijesh
P. V. Subrahmanyam
author_sort V. Antony Vijesh
collection DOAJ
description We prove an existence and uniqueness theorem for solving the operator equation F(x)+G(x)=0, where F is a continuous and Gâteaux differentiable operator and the operator G satisfies Lipschitz condition on an open convex subset of a Banach space. As corollaries, a recent theorem of Argyros (2003) and the classical convergence theorem for modified Newton iterates are deduced. We further obtain an existence theorem for a class of nonlinear functional integral equations involving the Urysohn operator.
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spelling doaj-art-650e8833b5804ec8bb581e477101c9d82025-02-03T05:49:43ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04252006-01-01200610.1155/IJMMS/2006/2367423674A Newton-type method and its applicationV. Antony Vijesh0P. V. Subrahmanyam1Department of Mathematics, Indian Institute of Technology Madras, Chennai 600036, IndiaDepartment of Mathematics, Indian Institute of Technology Madras, Chennai 600036, IndiaWe prove an existence and uniqueness theorem for solving the operator equation F(x)+G(x)=0, where F is a continuous and Gâteaux differentiable operator and the operator G satisfies Lipschitz condition on an open convex subset of a Banach space. As corollaries, a recent theorem of Argyros (2003) and the classical convergence theorem for modified Newton iterates are deduced. We further obtain an existence theorem for a class of nonlinear functional integral equations involving the Urysohn operator.http://dx.doi.org/10.1155/IJMMS/2006/23674
spellingShingle V. Antony Vijesh
P. V. Subrahmanyam
A Newton-type method and its application
International Journal of Mathematics and Mathematical Sciences
title A Newton-type method and its application
title_full A Newton-type method and its application
title_fullStr A Newton-type method and its application
title_full_unstemmed A Newton-type method and its application
title_short A Newton-type method and its application
title_sort newton type method and its application
url http://dx.doi.org/10.1155/IJMMS/2006/23674
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