D03PHF Example Program Results


  Simple coupled PDE using BDF 
  Accuracy requirement = 0.100E-03 Number of points =   21

  X            0.000    0.200    0.400    0.600    1.000

 T =  0.200
 App.  sol.    0.222    0.174    0.128    0.084    0.001  ODE sol. =   0.200
 Exact sol.    0.221    0.174    0.127    0.083    0.000  ODE sol. =   0.200

 T =  0.400
 App.  sol.    0.493    0.379    0.273    0.176    0.002  ODE sol. =   0.400
 Exact sol.    0.492    0.377    0.271    0.174    0.000  ODE sol. =   0.400

 T =  0.800
 App.  sol.    1.229    0.901    0.622    0.384    0.008  ODE sol. =   0.798
 Exact sol.    1.226    0.896    0.616    0.377    0.000  ODE sol. =   0.800

 T =  1.600
 App.  sol.    3.959    2.610    1.629    0.917    0.027  ODE sol. =   1.594
 Exact sol.    3.953    2.597    1.612    0.896    0.000  ODE sol. =   1.600

 T =  3.200
 App.  sol.   23.468   11.973    5.885    2.665    0.074  ODE sol. =   3.184
 Exact sol.   23.533   11.936    5.821    2.597    0.000  ODE sol. =   3.200

 Number of integration steps in time =     36
 Number of function evaluations =    498
 Number of Jacobian evaluations =    17
 Number of iterations =    117