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Uncoupled variational formulation of a vector Poisson problem. (English. Abridged French version) Zbl 0869.76069
Summary: A new uncoupled variational formulation of the problem is presented which is the basis of the influence matrix uncoupling method and which leads to an alternative finite element solution method.

MSC:
76M30 Variational methods applied to problems in fluid mechanics
76D05 Navier-Stokes equations for incompressible viscous fluids
76M10 Finite element methods applied to problems in fluid mechanics
35J20 Variational methods for second-order elliptic equations
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