6               : number of domain limits
   50  25   2   0      : 3 coordinates of the imposed pressure point (inside the calculation domain) / number of outlet
     0                      : condition to impose to the outlet ( we always choose no outlet)
    0    0    0    0     : boundary conditions on the surface k=2 and k=nk (velocity conditions)
 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
 0.00E+00 0.00E+00
 

  1    2  200 101 101    2    2              first limit : orientation of the external normal ( 1=north, 2=west, 3=south, 4=east)
                                                                                                                                          / 2 limits on X axis / 2 limits on Y axis / 2 limits on Z axis
 1  0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00  2 :1 imposed velocity / 3 velocity components /...
 2  0.000E+00
 

  2    2    2    2  101    2    2
 1  0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00  2
 2  0.000E+00
 

  3    2  100    2    2    2    2
 1  0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00  2
 2  0.000E+00
 

  4  200  200    27  51    2    2
 1  0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00  2
 2  0.000E+00

  4  100  100    2  26    2    2
 1  0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00  2
 2  0.000E+00

  3  101  200    27    27    2    2
 1  0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00 0.000E+00  2
 2  0.000E+00