A black-box iterative solver based on a two-level Schwarz method

DOI10.1007/s006070050033zbMath0951.65133OpenAlexW2094534199MaRDI QIDQ1969307

Petr Vaněk, Marian Brezina

Publication date: 6 December 2000

Published in: Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s006070050033

zbMATH Keywords

numerical resultsparallel computationiterative methodunstructured meshpreconditionerconjugate gradientsscattering problemsCholesky decompositionselasticity problemsmultiplicative Schwarz methodmesh independent convergencealgebraic two-grid methodautomatic coarse grid construction

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Classical linear elasticity (74B05) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Iterative numerical methods for linear systems (65F10) Parallel numerical computation (65Y05) Finite difference methods for boundary value problems involving PDEs (65N06)

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