     Crack-Nicolson Method for Parabolic Eq. 

NY =   11  DY =  .1000  DX =  .0100  Ratio=1.0000

 At Y =  .5000
   X         FDS         AS          Diff       %Error
 .000      1.0000       .9904       .0096       .0097
 .010       .7692       .7743      -.0051      -.0066
 .020       .6929       .6808       .0121       .0178
 .030       .6175       .6091       .0083       .0137
 .040       .5596       .5488       .0109       .0198
 .050       .5078       .4959       .0119       .0240
 .060       .4621       .4488       .0133       .0296
 .070       .4207       .4064       .0143       .0351
 .080       .3832       .3681       .0151       .0409
 .090       .3491       .3335       .0156       .0468
 .100       .3181       .3021       .0159       .0527
