Stability and spectral properties of some incomplete block factorizations

DOI10.1007/BF02575866zbMath0756.65031WikidataQ114233780 ScholiaQ114233780MaRDI QIDQ1193073

Luigi Brugnano

Publication date: 27 September 1992

Published in: Calcolo (Search for Journal in Brave)

zbMATH Keywords

stabilitynumerical experimentspreconditioningparallel processingpreconditioned conjugate gradient methodincomplete block factorizationtwisted triangular factors

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Parallel numerical computation (65Y05) Direct numerical methods for linear systems and matrix inversion (65F05)

Cites Work

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• Multitasking the conjugate gradient method on the CRAY X-MP/48
• A survey of preconditioned iterative methods for linear systems of algebraic equations
• On computing INV block preconditionings for the conjugate gradient method
• Guidelines for the usage of incomplete decompositions in solving sets of linear equations as they occur in practical problems
• Block Preconditioning for the Conjugate Gradient Method
• Stability and spectral properties of incomplete factorization

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