Next line is problem title     << 1D STRESS ANALYSIS USING BAR ELEMENT >>
EXAMPLE 4.6
NN NE NM NDIM NEN NDN
 5  2  2   1   2   1
ND NL NCH NPR NMPC
 2  1  1   2   2
Node#   X-Coordinate
 1      0
 2      0
 3     -4500
 4     -3000
 5      0
Elem#  N1  N2  Mat#  Area TempRise (NCH=2 Elem Char: Area, TempRise)
 1     1   3    1    1200   0
 2     2   4    2    900    0
DOF#  Displacement
 3     0
 4     0
DOF#  Load
 5    30000
MAT#  E   Alpha
 1   200000  0
 2   70000   0
B1  i  B2 j  B3  (Multi-point constr. B1*Qi+B2*Qj=B3)
1   1  -0.3333  5   0
1   2  -0.8333  5   0
