scientific article; zbMATH DE number 1827886

zbMath1007.65082MaRDI QIDQ4781660

Andrea Toselli, Caroline Lasser

Publication date: 20 March 2003

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

zbMATH Keywords

convergencedomain decompositionnumerical experimentspreconditioningfinite elementsecond-order elliptic problemscondition numbersparse linear systemsPoisson equation

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) 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) Numerical computation of matrix norms, conditioning, scaling (65F35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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Analysis of two-level domain decomposition preconditioners based on aggregation ⋮ Additive Schwarz with aggregation-based coarsening for elliptic problems with highly variable coefficients

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