Finite element derivative interpolation recovery technique and superconvergence.

DOI10.1007/S10492-011-0030-3zbMath1249.65258OpenAlexW2014641481MaRDI QIDQ664405

Tie Zhang, Shuhua Zhang

Publication date: 1 March 2012

Published in: Applications of Mathematics (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/196642

zbMATH Keywords

finite element methodelliptic boundary problemsnumerical examplessuperconvergencederivative recovery techniqueultraconvergence

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)

Cites Work

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• The superconvergent patch recovery anda posteriori error estimates. Part 1: The recovery technique
• Ultraconvergence of the patch recovery technique II
• Local and global smoothing of discontinuous finite element functions using a least squares method
• On the calculation of consistent stress distributions in finite element approximations

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