On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences

The definition of convergence of an infinite product of scalars is extended to the infinite usual and Kronecker products of matrices. The new definitions are less restricted invertibly convergence. Whereas the invertibly convergence is based on the invertible of matrices; in this study, we assume th...

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Main Authors: Adem Kiliçman, Zeyad Al-Zhour
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2011/536935
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author Adem Kiliçman
Zeyad Al-Zhour
author_facet Adem Kiliçman
Zeyad Al-Zhour
author_sort Adem Kiliçman
collection DOAJ
description The definition of convergence of an infinite product of scalars is extended to the infinite usual and Kronecker products of matrices. The new definitions are less restricted invertibly convergence. Whereas the invertibly convergence is based on the invertible of matrices; in this study, we assume that matrices are not invertible. Some sufficient conditions for these kinds of convergence are studied. Further, some matrix sequences which are convergent to the Moore-Penrose inverses A+ and outer inverses AT,S(2) as a general case are also studied. The results are derived here by considering the related well-known methods, namely, Euler-Knopp, Newton-Raphson, and Tikhonov methods. Finally, we provide some examples for computing both generalized inverses AT,S(2) and A+ numerically for any arbitrary matrix Am,n of large dimension by using MATLAB and comparing the results between some of different methods.
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spelling doaj-art-82bc857893b141f0a77d42c5760f1b892025-02-03T01:02:34ZengWileyAbstract and Applied Analysis1085-33751687-04092011-01-01201110.1155/2011/536935536935On Convergents Infinite Products and Some Generalized Inverses of Matrix SequencesAdem Kiliçman0Zeyad Al-Zhour1Department of Mathematics and Institute of Mathematical Research, Universiti Putra Malaysia (UPM), Selangor, 43400 Serdang, MalaysiaDepartment of Basic Sciences and Humanities, College of Engineering, University of Dammam (UD), P. O. Box 1982, Dammam 31451, Saudi ArabiaThe definition of convergence of an infinite product of scalars is extended to the infinite usual and Kronecker products of matrices. The new definitions are less restricted invertibly convergence. Whereas the invertibly convergence is based on the invertible of matrices; in this study, we assume that matrices are not invertible. Some sufficient conditions for these kinds of convergence are studied. Further, some matrix sequences which are convergent to the Moore-Penrose inverses A+ and outer inverses AT,S(2) as a general case are also studied. The results are derived here by considering the related well-known methods, namely, Euler-Knopp, Newton-Raphson, and Tikhonov methods. Finally, we provide some examples for computing both generalized inverses AT,S(2) and A+ numerically for any arbitrary matrix Am,n of large dimension by using MATLAB and comparing the results between some of different methods.http://dx.doi.org/10.1155/2011/536935
spellingShingle Adem Kiliçman
Zeyad Al-Zhour
On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences
Abstract and Applied Analysis
title On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences
title_full On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences
title_fullStr On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences
title_full_unstemmed On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences
title_short On Convergents Infinite Products and Some Generalized Inverses of Matrix Sequences
title_sort on convergents infinite products and some generalized inverses of matrix sequences
url http://dx.doi.org/10.1155/2011/536935
work_keys_str_mv AT ademkilicman onconvergentsinfiniteproductsandsomegeneralizedinversesofmatrixsequences
AT zeyadalzhour onconvergentsinfiniteproductsandsomegeneralizedinversesofmatrixsequences