Superconvergence and Extrapolation for Mixed Finite Element Methods on Rectangular Domains

DOI10.2307/2008392zbMath0729.65084OpenAlexW4249332195MaRDI QIDQ3355186

Junping Wang

Publication date: 1991

Full work available at URL: https://doi.org/10.2307/2008392

zbMATH Keywords

superconvergenceasymptotic expansionsRichardson extrapolationsecond-order elliptic equationmixed finite elementpostprocessed extrapolation

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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