Upper bound of the constant in strengthened C.B.S. inequality for systems of linear partial differential equations

DOI10.1023/A:1024058625449zbMath1037.65128OpenAlexW92040338MaRDI QIDQ1397927

S. Achchab, Owe Axelsson, Ali Souissi, Boujemâa Achchab

Publication date: 6 August 2003

Published in: Numerical Algorithms (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1024058625449

zbMATH Keywords

systemspreconditioningfinite element methodsmultilevel methodsCauchy-Bunyakowski-Schwarz inequality

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

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