A finite element multigrid preconditioner for Chebyshev-collocation methods

DOI10.1016/S0168-9274(99)00114-2zbMath0964.65133OpenAlexW1558279604WikidataQ126438004 ScholiaQ126438004MaRDI QIDQ1973825

Jie Shen, Feng Wang, Jin-Chao Xu

Publication date: 8 May 2000

Published in: Applied Numerical Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0168-9274(99)00114-2

zbMATH Keywords

finite elementspreconditionersecond-order elliptic equationsGauss-Seidel smoothersChebyshev-collocationChebyshev-Gauss-Lobatto grid

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) 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)

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