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Error estimates for some variational inequalities. (English) Zbl 0358.35027

Math. Aspects Finite Elem. Meth., Proc. Conf. Rome 1975, Lect. Notes Math. 606, 224-236 (1977).

MSC:

35J20 Variational methods for second-order elliptic equations
35A35 Theoretical approximation in context of PDEs
35J35 Variational methods for higher-order elliptic equations
65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs