lid velocity = 100., prandtl # = 1., grashof # = 40000.
  0 SNES Function norm 1065.74 
  1 SNES Function norm 31.0274 
  2 SNES Function norm 1.05573 
  3 SNES Function norm 0.127973 
  4 SNES Function norm 0.0186555 
  5 SNES Function norm 0.00261234 
  6 SNES Function norm 0.000352926 
  7 SNES Function norm 4.74475e-05 
  8 SNES Function norm 6.36238e-06 
Number of SNES iterations = 8
