On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix

We consider a weakly nonlinear system of the form (๐ผ+๐œ‘(๐‘ฅ)๐ด)๐‘ฅ=๐‘, where ๐œ‘(๐‘ฅ) is a real function of the unknown vector ๐‘ฅ, and (๐ผ+๐œ‘(๐‘ฅ)๐ด) is an ๐‘€-matrix. We propose to solve it by means of a sequence of linear systems defined by the iteration procedure (๐ผ+๐œ‘(๐‘ฅ๐‘Ÿ)๐ด)๐‘ฅ๐‘Ÿ+1=๐‘, ๐‘Ÿ=0,1,โ€ฆ. The global convergence is...

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Main Authors: Woula Themistoclakis, Antonia Vecchio
Format: Article
Language:English
Published: Hindawi Limited 2012-01-01
Series:Discrete Dynamics in Nature and Society
Online Access:http://dx.doi.org/10.1155/2012/412052
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spelling doaj-a49fb4847a6a438080f795ff657fa1ce2020-11-24T22:24:24ZengHindawi LimitedDiscrete Dynamics in Nature and Society1026-02261607-887X2012-01-01201210.1155/2012/412052412052On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-MatrixWoula Themistoclakis0Antonia Vecchio1Istituto per le Applicazioni del Calcolo โ€œMauro Piconeโ€, Sede di Napoli, National Research Council of Italy (CNR), Via P. Castellino, 111, 80131 Napoli, ItalyIstituto per le Applicazioni del Calcolo โ€œMauro Piconeโ€, Sede di Napoli, National Research Council of Italy (CNR), Via P. Castellino, 111, 80131 Napoli, ItalyWe consider a weakly nonlinear system of the form (๐ผ+๐œ‘(๐‘ฅ)๐ด)๐‘ฅ=๐‘, where ๐œ‘(๐‘ฅ) is a real function of the unknown vector ๐‘ฅ, and (๐ผ+๐œ‘(๐‘ฅ)๐ด) is an ๐‘€-matrix. We propose to solve it by means of a sequence of linear systems defined by the iteration procedure (๐ผ+๐œ‘(๐‘ฅ๐‘Ÿ)๐ด)๐‘ฅ๐‘Ÿ+1=๐‘, ๐‘Ÿ=0,1,โ€ฆ. The global convergence is proved by considering a related fixed-point problem.http://dx.doi.org/10.1155/2012/412052
collection DOAJ
language English
format Article
sources DOAJ
author Woula Themistoclakis
Antonia Vecchio
spellingShingle Woula Themistoclakis
Antonia Vecchio
On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix
Discrete Dynamics in Nature and Society
author_facet Woula Themistoclakis
Antonia Vecchio
author_sort Woula Themistoclakis
title On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix
title_short On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix
title_full On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix
title_fullStr On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix
title_full_unstemmed On the Solution of a Class of Nonlinear Systems Governed by an ๐‘€-Matrix
title_sort on the solution of a class of nonlinear systems governed by an ๐‘€-matrix
publisher Hindawi Limited
series Discrete Dynamics in Nature and Society
issn 1026-0226
1607-887X
publishDate 2012-01-01
description We consider a weakly nonlinear system of the form (๐ผ+๐œ‘(๐‘ฅ)๐ด)๐‘ฅ=๐‘, where ๐œ‘(๐‘ฅ) is a real function of the unknown vector ๐‘ฅ, and (๐ผ+๐œ‘(๐‘ฅ)๐ด) is an ๐‘€-matrix. We propose to solve it by means of a sequence of linear systems defined by the iteration procedure (๐ผ+๐œ‘(๐‘ฅ๐‘Ÿ)๐ด)๐‘ฅ๐‘Ÿ+1=๐‘, ๐‘Ÿ=0,1,โ€ฆ. The global convergence is proved by considering a related fixed-point problem.
url http://dx.doi.org/10.1155/2012/412052
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