A generalized quasi-minimal backward error (GQMBACK) algorithm for nonsymmetric linear systems

zbMATH Open0983.65030MaRDI QIDQ2744660

Hongxia Wei

Publication date: 2000

Published in: Transactions of Nanjing University of Aeronautics \& Astronautics (Search for Journal in Brave)

zbMATH Keywords

algorithmLanczos methodKrylov subspace methodlarge nonsymmetric systemsoblique projection methodsoptimal backward error bounds

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10)

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