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Some superconvergence results for an H\(^1\)-Galerkin procedure for the heat equation. (English) Zbl 0285.65068
Comput. Meth. appl. Sci. Engin., Internat. Sympos., Versailles 1973, Part 1, Lecture Notes Computer Sci. 10, 288-311 (1974).

65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs
65M12 Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs