scientific article; zbMATH DE number 2146947

zbMath1068.65124MaRDI QIDQ4658637

Qiding Zhu, Lingxiong Meng

Publication date: 18 March 2005

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

numerical resultselliptic boundary value problemsultraconvergenceinterpolation errorssuperconvergence patch recoveryquadratic triangular finite elementsleast squares patch recoveryultra-closeness

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 (4)

Some superconvergence results of high-degree finite element method for a second order elliptic equation with variable coefficients ⋮ The local superconvergence of the trilinear element for the three-dimensional Poisson problem ⋮ The local superconvergence of the quadratic triangular element for the poisson problem in a polygonal domain ⋮ Further results on ultraconvergence derivative recovery for odd-order rectangular finite elements

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