Condition number analysis for various forms of block matrix preconditioners

zbMath1205.65145MaRDI QIDQ625548

János Karátson, Owe Axelsson

Publication date: 17 February 2011

Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/224703

zbMATH Keywords

Schur complementdomain decompositionpreconditioningapproximate block factorizationPoincaré-Steklov operatorstrengthened Cauchy-Schwarz-Bunyakowski inequality

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22)

Related Items (1)

Properties of the multidimensional finite elements

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