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A posteriori error estimators for the Stokes problem. (English) Zbl 0821.65066

Summary: A residual-based error estimator for the MINI-element approximation of the Stokes problem is considered. It is shown that the bubble part of the MINI-element approximation is a term of this estimator.

MSC:

65N15 Error bounds for boundary value problems involving PDEs
65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs
35J25 Boundary value problems for second-order elliptic equations
35Q30 Navier-Stokes equations
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References:

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