Treating inhomogeneous essential boundary conditions in finite element methods and the calculation of boundary stresses. (English) Zbl 0748.76073

Gunzburger, Max D.; Hou, Steven L.

SIAM J. Numer. Anal. 29, No. 2, 390-424 (1992).

MSC:

76M10	Finite element methods applied to problems in fluid mechanics
76D05	Navier-Stokes equations for incompressible viscous fluids
76D07	Stokes and related (Oseen, etc.) flows
65N30	Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs

Keywords:

Stokes equations; Lagrange multipliers; error estimates; stress vector; general second-order elliptic systems