Piecewise bilinear preconditioning of high-order finite element method

zbMath1171.65445MaRDI QIDQ836672

Sang Dong Kim

Publication date: 8 September 2009

Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/130678

zbMATH Keywords

multigridelliptic operatorbounds on eigenvalueshigh-order finite element methodspiecewise linear preconditioning

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) 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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