Iterative Substructuring Methods for Spectral Element Discretizations of Elliptic Systems. II: Mixed Methods for Linear Elasticity and Stokes Flow

DOI10.1137/S0036142998333092zbMath0951.65123OpenAlexW2018926979MaRDI QIDQ4943625

Luca F. Pavarino, Olof B. Widlund

Publication date: 19 March 2000

Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/s0036142998333092

zbMATH Keywords

linear elasticitydomain decompositionpreconditioningcondition numberspectral elementsStokes problemsubstructuringKrylov space methodsaddle point Schur complement

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Spectral, collocation and related methods for boundary value problems involving PDEs (65N35) Boundary value problems for second-order elliptic equations (35J25) Classical linear elasticity (74B05) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Navier-Stokes equations (35Q30) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

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