Breakdown-free version of ILU factorizat
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A. Rafiei; F. Toutounian
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Article
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2009
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Elsevier Science
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English
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In this paper a new ILU factorization preconditioner for solving large sparse linear systems by iterative methods is presented. The factorization which is based on Abiorthogonalization process is well defined for a general positive definite matrix. Numerical experiments illustrating the performance