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Solving ill-conditioned linear algebraic systems by the dynamical systems method.

Authors :
Hoang, N. S.
Ramm, A. G.
Source :
Inverse Problems in Science & Engineering. Jul2008, Vol. 16 Issue 5, p617-630. 14p. 5 Charts, 3 Graphs.
Publication Year :
2008

Abstract

An iterative scheme for the dynamical systems method (DSM) is given, such that one does not have to solve the Cauchy problem occuring in the application of the DSM for solving ill-conditioned Linear Algebraic Systems (LAS). The novelty of the algorithm is that the algorithm does not have to find the regularization parameter α by solving a nonlinear equation. Numerical experiments show that DSM competes favorably with the variational regularization. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
17415977
Volume :
16
Issue :
5
Database :
Academic Search Index
Journal :
Inverse Problems in Science & Engineering
Publication Type :
Academic Journal
Accession number :
33245263
Full Text :
https://doi.org/10.1080/17415970701743335