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Stokes flow; Navier-Stokes equations; asymptotic behaviour; singularity; boundary corner; finite element method; flow in a channel; lid driven cavity
We present analytical solution of the Stokes problem in rotationally symmetric domains. This is then used to find the asymptotic behaviour of the solution in the vicinity of corners, also for Navier-Stokes equations. We apply this to construct very precise numerical finite element solution.
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