Acceleration of convergence for finite element solutions of the Poisson equation

DOI10.1007/BF01396494zbMath0435.65090MaRDI QIDQ1140418

Alfred K. Louis

Publication date: 1979

Published in: Numerische Mathematik (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/132627

zbMATH Keywords

Poisson equationfinite element solutionGalerkin approximationacceleration of convergencesuperconvergence order estimates

Mathematics Subject Classification ID

Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Extrapolation to the limit, deferred corrections (65B05) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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