Orderings for Parallel Conjugate Gradient Preconditioners

DOI10.1137/S1064827593256244zbMath0874.65022MaRDI QIDQ4340826

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Publication date: 12 June 1997

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

zbMATH Keywords

convergencefinite difference methoddomain decompositionparallel computationPoisson equationpreconditioned conjugate gradient methodSSORred/black orderingmany-color orderingsnatural orderings

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Parallel numerical computation (65Y05) Finite difference methods for boundary value problems involving PDEs (65N06)

Related Items (3)

A parallel iterative method with a factorized preconditioning matrix for elliptic equations ⋮ New parallel symmetric SOR preconditioners by multi-type partitioning ⋮ A comparison of projective and direct solvers for finite elements in elastostatics

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