Two-sided bounds of the discretization error for finite elements

DOI10.1051/m2an/2011003zbMath1269.65113OpenAlexW2161897368MaRDI QIDQ2839140

Michal Křížek, Wei Chen, Hans-Goerg Roos

Publication date: 4 July 2013

Published in: ESAIM: Mathematical Modelling and Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1051/m2an/2011003

zbMATH Keywords

numerical examplessuperconvergenceelliptic problemLagrange finite elementsCéa's lemmalower error estimates

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Error bounds for boundary value problems involving PDEs (65N15) 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)

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