Strong coupling of finite element methods for the Stokes–Darcy problem
- A. Márquez, S. Meddahi, F.-J. Sayas
- IMA J. Numer. Anal., 35
A mixed variational formulation of the Brinkman problem is presented which is uniformly well–posed for degenerate (vanishing) coefficients under the hypothesis that a generalized Poincaré inequality holds. The construction of finite element schemes which inherit this property is then considered.