A new preconditonner for elliptic problems with variable coefficients

DOI10.1016/S1631-0721(03)00091-3zbMath1176.65129MaRDI QIDQ1022724

Alain Bergeon, Mejdi Aza ıïez, Franck Plouraboué

Publication date: 23 June 2009

Published in: Comptes Rendus. Mécanique. Académie des Sciences, Paris (Search for Journal in Brave)

zbMATH Keywords

Galerkin methodspectral element methodnumerical examplespreconditionerdirect methodconjugate gradient

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Direct numerical methods for linear systems and matrix inversion (65F05) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22) Preconditioners for iterative methods (65F08)

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