Superconvergent derivative recovery for the intermediate finite element family of the second type

DOI10.1093/imanum/21.3.643zbMath0989.65125OpenAlexW2073232491MaRDI QIDQ2748864

Tong Sun, Zhimin Zhang, Ning-Ning Yan

Publication date: 13 March 2002

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1093/imanum/21.3.643

zbMATH Keywords

Dirichlet problemfinite elementnumerical testssuperconvergence

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)

Related Items (8)

Superconvergence analysis for time-dependent Maxwell's equations in metamaterials ⋮ Superconvergence analysis of a nonconforming triangular element on anisotropic meshes ⋮ \(l_{2}\) superconvergence analysis of nonconforming element approximation for 3D time-harmonic Maxwell's equations ⋮ Superconvergence of mixed finite element approximations to 3-D Maxwell's equations in metamaterials ⋮ Superconvergence analysis of high-order rectangular edge elements for time-harmonic Maxwell's equations ⋮ Superconvergence analysis for Maxwell's equations in dispersive media ⋮ Convergence and superconvergence analysis of a new quadratic Hermite-type triangular element on anisotropic meshes ⋮ Global superconvergence of simplified hybrid combinations of the Ritz--Galerkin and FEMs for elliptic equations with singularities. II: Lagrange elements and Adini's elements

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