Supercloseness of the divergence-free finite element solutions on rectangular grids

DOI10.1007/s40304-013-0012-8zbMath1278.65180OpenAlexW1996010048MaRDI QIDQ376061

Shangyou Zhang, Yunqing Huang

Publication date: 1 November 2013

Published in: Communications in Mathematics and Statistics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s40304-013-0012-8

zbMATH Keywords

superconvergenceStokes equationsmixed finite elementsuperclosenessquadrilateral elementdivergence-free elementrectangular grids

Mathematics Subject Classification ID

Stokes and related (Oseen, etc.) flows (76D07) 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) Navier-Stokes equations (35Q30) Finite element methods applied to problems in fluid mechanics (76M10) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50)

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