The Ultraconvergence of Eigenvalues for Bi-Quadratic Finite Elements

DOI10.4208/JCM.1203-M3977zbMath1274.65297OpenAlexW983267308MaRDI QIDQ4926340

Zhimin Zhang, Lingxiong Meng

Publication date: 20 June 2013

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

Full work available at URL: https://doi.org/10.4208/jcm.1203-m3977

zbMATH Keywords

finite element methodnumerical experimentssecond-order elliptic operatorultraconvergenceeigenvalue recovery

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) 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) Numerical methods for eigenvalue problems for boundary value problems involving PDEs (65N25)

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