fisher_exact_test():
  C version
  Test fisher_exact(), for exact solutions of Fisher PDE.

  parameters:
    a =              2
    c =        2.04124
    k =       0.408248

f_residual_test():
  Evaluate F(Z) and residual at selected points Z=X-cT

      Z       F(Z)      Resid(Z)

             0      0.111111             0
           0.2     0.0995039  -1.38778e-17
           0.4     0.0888531  -1.73472e-17
           0.6     0.0791213   6.07153e-18
           0.8     0.0702658  -9.54098e-18
             1     0.0622395  -1.86483e-17

      -4.08248      0.526815  -5.55112e-17
      -3.88248      0.503072  -5.55112e-17
      -3.68248      0.479081  -2.77556e-17
      -3.48248      0.454939             0
      -3.28248      0.430751  -5.55112e-17
      -3.08248      0.406625  -2.77556e-17

      -8.16497      0.871242   1.11022e-16
      -7.96497      0.861453  -1.11022e-16
      -7.76497      0.851016   1.11022e-16
      -7.56497      0.839905             0
      -7.36497      0.828093  -2.22045e-16
      -7.16497      0.815555             0

      -12.2474      0.973583             0
      -12.0474      0.971384             0
      -11.8474      0.969007   1.11022e-16
      -11.6474      0.966437   1.11022e-16
      -11.4474       0.96366  -2.22045e-16
      -11.2474       0.96066  -1.11022e-16

      -16.3299      0.994929  -2.22045e-16
      -16.1299      0.994499  -1.11022e-16
      -15.9299      0.994033             0
      -15.7299      0.993528             0
      -15.5299       0.99298   1.11022e-16
      -15.3299      0.992387  -2.22045e-16

      -20.4124      0.999039  -2.22045e-16
      -20.2124      0.998958   1.11022e-16
      -20.0124      0.998869             0
      -19.8124      0.998773   2.22045e-16
      -19.6124      0.998668   1.11022e-16
      -19.4124      0.998555   2.22045e-16


fisher_residual_test():
  Evaluate solution and residual at selected points (X,T)

      X       T       U(X,T)      Resid(X,T)

             0             0      0.111111   2.77556e-17
           0.2             0      0.137892  -2.77556e-17
           0.4             0      0.168925             0
           0.6             0       0.20418   2.77556e-17
           0.8             0      0.243424   5.55112e-17
             1             0      0.286214   8.32667e-17

             0             2      0.032758   1.38778e-17
           0.2             2     0.0428577             0
           0.4             2     0.0555621   1.38778e-17
           0.6             2     0.0713155   1.38778e-17
           0.8             2     0.0905457             0
             1             2      0.113626   4.16334e-17

             0             4    0.00791763   1.73472e-18
           0.2             4     0.0107017   5.20417e-18
           0.4             4     0.0143905   3.46945e-18
           0.6             4     0.0192373  -3.46945e-18
           0.8             4     0.0255465   3.46945e-18
             1             4     0.0336725             0

             0             6     0.0017125             0
           0.2             6    0.00235451   4.33681e-19
           0.4             6    0.00322891             0
           0.6             6    0.00441484   8.67362e-19
           0.8             6    0.00601556  -8.67362e-19
             1             6    0.00816409   1.73472e-18

             0             8   0.000350529  -5.42101e-20
           0.2             8   0.000485897  -5.42101e-20
           0.4             8   0.000672735             0
           0.6             8   0.000930106    1.0842e-19
           0.8             8    0.00128383   -2.1684e-19
             1             8    0.00176866             0

             0            10   6.99273e-05   2.71051e-20
           0.2            10    9.7296e-05   1.35525e-20
           0.4            10   0.000135303             0
           0.6            10   0.000188036   2.71051e-20
           0.8            10   0.000261125    1.0842e-19
             1            10   0.000362303             0


fisher_exact_test():
  Normal end of execution.
05 May 2024 10:03:27 AM