Superconvergence and asymptotic expansions for linear finite element approximations on criss-cross mesh

zbMath1079.65548MaRDI QIDQ2386576

Yunqing Huang, Haiquan Yu, Shi Shu

Publication date: 30 August 2005

Published in: Science in China. Series A (Search for Journal in Brave)

zbMATH Keywords

error estimationsuperconvergencePoisson equationlinear finite elementcriss-cross mesh

Mathematics Subject Classification ID

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) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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