TITLE OF PROBLEM
EXAMPLE 5.5
NN NE NM NDIM NEN NDN
 4  2  1  2    3   2
ND NL  NMPC
 5  1   0
Node#  X   Y
 1     3   0
 2     3   2
 3     0   2
 4     0   0
Elem#  N1  N2  N3  Mat#  Thickness  TempRise 
 1      4   1   2   1     .5          0
 2      3   4   2   1     .5          0
DOF#  Displacement
 2     0
 5     0
 6     0
 7     0
 8     0
DOF#  Load
 4    -1000
MAT#   E      Nu    Alpha
 1    30E6   .25    12E-6
B1  i  B2 j  B3  (Multi-point constr. B1*Qi+B2*Qj=B3)