Doubling the Convergence Rate by Pre- and Post-Processing the Finite Element Approximation for Linear Wave Problems

DOI10.1137/19M1245700zbMath1435.65143arXiv1902.07999OpenAlexW2989740780WikidataQ126663261 ScholiaQ126663261MaRDI QIDQ5204012

Sjoerd Geevers

Publication date: 9 December 2019

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1902.07999

zbMATH Keywords

wave equationfinite element methodpost-processingsuper-convergence

Mathematics Subject Classification ID

Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs (65M12) Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs (65M60)

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