scientific article; zbMATH DE number 1517212

zbMath0996.65033MaRDI QIDQ4509443

George A. Gravvanis

Publication date: 4 November 2002

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

numerical resultsfinite difference methoddomain decompositionpreconditioningparallel computationconjugate gradient methodCholesky factorizationPoisson equationarrow matrixparallel iterative methodsapproximate factorization proceduresapproximate inverse matrix techniques

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) 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)

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Explicit approximate inverse preconditioning techniques

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