Superconvergence by Steklov averaging in the finite element method

DOI10.4064/AM32-4-8zbMath1109.65092OpenAlexW2025444401MaRDI QIDQ5469356

Karel Kolman

Publication date: 18 May 2006

Published in: Applicationes Mathematicae (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/am32-4-8

zbMATH Keywords

finite elementssuperconvergencePoisson equationnumerical experimentpostprocessingSteklov operatorsecond order elliptic boundary value problems

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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