Additive Schwarz Preconditioners for Degenerate Problems with Isotropic Coefficients

DOI10.1007/978-3-540-69777-0_16zbMath1157.65504OpenAlexW139999512MaRDI QIDQ5503084

Sven Beuchler

Publication date: 12 January 2009

Published in: Numerical Mathematics and Advanced Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/978-3-540-69777-0_16

zbMATH Keywords

domain decompositionnumerical experimentspreconditioningconjugate gradient methodpiecewise linear finite elementsdegenerate elliptic boundary value problemregular Cartesian grids

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Degenerate elliptic equations (35J70) Numerical computation of matrix norms, conditioning, scaling (65F35) Initial value problems for linear first-order PDEs (35F10)

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