9 May 2025   9:00:24.718 PM
 
disk01_monte_carlo_test():
  Fortran90 version
  Test disk01_monte_carlo().
 
TEST01
  Use DISK01_SAMPLE to estimate integrals in the unit disk.
 
         N        1              X^2             Y^2             X^4             X^2Y^2           Y^4             X^6
 
         1     3.14159        0.812230E-02    0.658629        0.209995E-04    0.170283E-02    0.138081        0.542922E-07
         2     3.14159         1.52244        0.204996E-01    0.857688        0.667221E-02    0.222513E-03    0.531852    
         4     3.14159        0.725878        0.112006        0.359834        0.107654E-01    0.672510E-02    0.218771    
         8     3.14159        0.890446        0.560572        0.372885        0.140798        0.213688        0.178211    
        16     3.14159        0.922018        0.847604        0.488896        0.978375E-01    0.539037        0.319972    
        32     3.14159        0.732310         1.02589        0.354156        0.127805        0.580580        0.220491    
        64     3.14159        0.734595        0.778109        0.341455        0.115853        0.386740        0.211352    
       128     3.14159        0.832760        0.702076        0.425531        0.116859        0.334795        0.260887    
       256     3.14159        0.731579        0.770873        0.353996        0.127780        0.361742        0.212238    
       512     3.14159        0.772971        0.743266        0.385715        0.133116        0.346163        0.239243    
      1024     3.14159        0.793847        0.787663        0.402459        0.126366        0.402401        0.254734    
      2048     3.14159        0.772596        0.787351        0.380926        0.130802        0.389088        0.234184    
      4096     3.14159        0.767130        0.814249        0.376806        0.133293        0.411534        0.232767    
      8192     3.14159        0.786695        0.787693        0.398887        0.130221        0.396469        0.253092    
     16384     3.14159        0.787312        0.784327        0.394378        0.129690        0.391518        0.247060    
     32768     3.14159        0.787785        0.782990        0.394928        0.131042        0.390716        0.246854    
     65536     3.14159        0.790562        0.781051        0.397091        0.130893        0.389714        0.249077    
 
     Exact     3.14159        0.785398        0.785398        0.392699        0.130900        0.392699        0.245437    
 
disk01_monte_carlo_test():
  Normal end of execution.
 
 9 May 2025   9:00:24.740 PM