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Effects of quadrature errors in finite element approximation of steady state, eigenvalue and parabolic problems. (English) Zbl 0282.65081

Math. Found. finite Elem. Method Appl. part. differ. Equations, Sympos. Univ. Maryland, Baltimore 1972, 525-556 (1972).

MSC:

65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs
65N25 Numerical methods for eigenvalue problems for boundary value problems involving PDEs
65J05 General theory of numerical analysis in abstract spaces