Temperature in a square plate, mixed conditions.            
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     General constants :

     Number of elements...............    4
     Number of internal points........    6
     Number of Gauss points...........    4
     Node where the potential is null.    0


     Problem data:

   node            x coor         y coor

      1            0.0000         0.0000
      2            6.0000         0.0000
      3            6.0000         6.0000
      4            0.0000         6.0000

   node     code      potential    flux before     flux after

      1       2       300.00000        0.00000        0.00000
      2       3         0.00000        0.00000        0.00000
      3       2         0.00000        0.00000        0.00000
      4       3       300.00000        0.00000        0.00000



     Temperature in a square plate, mixed conditions.            
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     SOLUTION ON THE BOUNDARY:

     boundary points

      node      potential    flux before    flux after

         1      300.00000       50.00045        0.00000
         2        0.00000        0.00000      -50.00042
         3        0.00000      -50.00044        0.00000
         4      300.00000        0.00000       50.00043


     SOLUTION IN THE DOMAIN:

     internal points

    x coor    y coor      potential

     2.000     2.000        201.376
     2.000     4.000        201.376
     3.000     3.000        149.793
     4.000     2.000        100.014
     4.000     4.000        100.014
     3.000     0.300        106.743