Schur complement preconditioners for anisotropic problems

DOI10.1093/imanum/19.1.1zbMath0923.65085OpenAlexW2007579628MaRDI QIDQ4238727

Luc Giraud, Ray S. Tuminaro

Publication date: 17 October 1999

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://semanticscholar.org/paper/33bc026b9437ce8c42b644912f838f71146e4d1e

zbMATH Keywords

Schur complementdomain decompositionconjugate gradient methodinterface preconditionersprobingself-adjoint elliptic problem

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) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

Related Items (3)

A multiscale Darcy-Brinkman model for fluid flow in fractured porous media ⋮ Numerical convergence of a parameterisation method for the solution of a highly anisotropic two-dimensional elliptic problem ⋮ Stability and reconstruction for inverse corrosion problems

Uses Software

• LAPACK

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