Expanded systems and the ILU preconditioner for solving non-Hermitian linear systems

DOI10.1016/S0024-3795(99)00050-6zbMath0941.65035WikidataQ127990760 ScholiaQ127990760MaRDI QIDQ1963941

E. H. Ayachour

Publication date: 7 August 2000

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

zbMATH Keywords

convergencegeneralized minimal residual methodnon-Hermitian linear systemsLanczos processHermitian augmented systemHermitian expanded systemILU preconditioner

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Iterative numerical methods for linear systems (65F10)

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A fast implementation for GMRES method ⋮ An efficient method for constructing an ILU preconditioner for solving large sparse nonsymmetric linear systems by the GMRES method

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