The Navier-Stokes equation
and mesh adaptation: the driven cavity problem.
top: Re=100
bottom: Re=500
left: the adapted mesh
right: the stream function
Re = 100:
4124 elements, 2210 vertices.
psi_max=0.0902624, psi_min=-0.000444265.
Re = 500:
5263 elements, 2788 vertices.
psi_max=0.0902624 psi_min=-0.000444265.