slab1:    cm concrete slab problem, increase particle by ten times
    1  1 -2.03 -2   1
    2  1 -2.03 -3   2
    3  1 -2.03 -4   3
    4  1 -2.03 -5   4
    5  1 -2.03 -6   5
    6  1 -2.03 -7   6
    7  1 -2.03 -8   7
    8  1 -2.03 -9   8
    9  1 -2.03 -10  9
   10  1 -2.03 -11  10
   11  1 -2.03 -12  11
   12  1 -2.03 -13  12
   13  1 -2.03 -14  13
   14  1 -2.03 -15  14
   15  1 -2.03 -16  15
   16  1 -2.03 -17  16
   17  1 -2.03 -18  17
   18  1 -2.03 -19  18
   19  1 -2.03 -20  19
   20  1 -2.03 -21  20
   21  0 -1
   22  0 21
 
    1 py  0
    2 py  10
    3 py  20
    4 py  30
    5 py  40
    6 py  50
    7 py  60
    8 py  70
    9 py  80
   10 py  90
   11 py  100
   12 py  110
   13 py  120
   14 py  130
   15 py  140
   16 py  150
   17 py  160
   18 py  170
   19 py  180
   20 py  190
   21 py  200
 
mode   n
imp:n  1 19r 0 0
c        the following is schaeffer portland concrete
m1
        1001.50c  -.010
        8016.50c  -.529
       11023.51c  -.016
       12000.51c  -.002
       13027.50c  -.034
       14000.51c  -.337
       19000.51c  -.013
       20000.51c  -.044
       26000.55c  -.014
        6012.50c  -.001
sdef   x=0 y=1.e-6 z=0 cel=1 wgt=1  erg=14
c  generate spatial windows
wwg   1 1 .5
f1:n  21
cut:n 1.e20 .01 0 0
ctme   50
nps   1000000
prdmp    j -60 j 2
print