Multigrid Solver for the Inner Problem in Domain Decomposition Methods forp-FEM

DOI10.1137/S0036142901393851zbMath1030.65125OpenAlexW2062201198MaRDI QIDQ4785802

Sven Beuchler

Publication date: 5 January 2003

Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/s0036142901393851

zbMATH Keywords

convergencenumerical examplesdomain decompositionpreconditioningPoisson's equationconjugate gradient methodfinite element methodselliptic boundary value problemsmultigrid algorithm

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) 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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