6 October 2025   6:05:41.017 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        0.338342         1.27147        0.364387E-01    0.136934        0.514588        0.392437E-02
         2     3.14159        0.636436        0.988882        0.137883        0.147819        0.619349        0.315594E-01
         4     3.14159         1.01719        0.630092        0.594744        0.172101        0.207439        0.391815    
         8     3.14159        0.798941         1.03287        0.420889        0.158556        0.530517        0.264935    
        16     3.14159        0.527605         1.06656        0.145151        0.188978        0.521918        0.475810E-01
        32     3.14159        0.995940        0.492992        0.527794        0.105006        0.188627        0.330831    
        64     3.14159        0.743830        0.608931        0.376620        0.926221E-01    0.257984        0.243071    
       128     3.14159        0.825100        0.819573        0.406832        0.141190        0.427596        0.250445    
       256     3.14159        0.685672        0.750139        0.303996        0.124138        0.341851        0.174063    
       512     3.14159        0.747956        0.792815        0.363889        0.118021        0.404592        0.222021    
      1024     3.14159        0.800301        0.838521        0.409584        0.139400        0.436734        0.260236    
      2048     3.14159        0.774617        0.778246        0.390404        0.128559        0.384450        0.247915    
      4096     3.14159        0.776661        0.783743        0.387404        0.128297        0.388109        0.241436    
      8192     3.14159        0.794698        0.792899        0.399314        0.133465        0.394798        0.249898    
     16384     3.14159        0.787030        0.798734        0.395136        0.132298        0.402878        0.248044    
     32768     3.14159        0.786380        0.781190        0.393613        0.130371        0.389003        0.246059    
     65536     3.14159        0.787672        0.781787        0.393846        0.131065        0.390447        0.246218    
 
     Exact     3.14159        0.785398        0.785398        0.392699        0.130900        0.392699        0.245437    
 
disk01_monte_carlo_test():
  Normal end of execution.
 
 6 October 2025   6:05:41.038 PM