Nonconforming FEM for the obstacle problem

DOI10.1093/IMANUM/DRW005zbMath1433.65284OpenAlexW2372602383MaRDI QIDQ4683747

Carsten Carstensen, K. Köhler

Publication date: 26 September 2018

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://semanticscholar.org/paper/4d1b58d45f177abd21c10780f78ddd57bd088081

zbMATH Keywords

finite elementsvariational inequalityadaptive mesh refinementobstacle problemnonconforming\textit{a posteriori} error analysis\textit{a priori} error analysisguaranteed upper error boundslower energy boundsmedius analysis

Mathematics Subject Classification ID

Error bounds for boundary value problems involving PDEs (65N15) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50) Numerical methods for variational inequalities and related problems (65K15)

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