14 August 2022 11:55:09 AM

asa239_test():
  C++ version
  Test asa239().

test01():
  gammad() computes the incomplete Gamma function.
  Compare to tabulated values.

             A             X          FX                        FX2
                                      (Tabulated)               (GAMMAD)            DIFF

           0.1          0.03        0.7382350532339351         0.738235053233935    1.11e-16
           0.1           0.3        0.9083579897300343        0.9083579897300342    1.11e-16
           0.1           1.5        0.9886559833621947        0.9886559833621943   4.441e-16
           0.5         0.075        0.3014646416966613        0.3014646416966613           0
           0.5          0.75        0.7793286380801532         0.779328638080153    2.22e-16
           0.5           3.5        0.9918490284064972        0.9918490284064971    1.11e-16
             1           0.1       0.09516258196404043       0.09516258196404044   1.388e-17
             1             1        0.6321205588285577        0.6321205588285577           0
             1             5        0.9932620530009145        0.9932620530009145           0
           1.1           0.1       0.07205974576054322       0.07205974576054321   1.388e-17
           1.1             1        0.5891809618706485        0.5891809618706485           0
           1.1             5        0.9915368159845525        0.9915368159845526    1.11e-16
             2          0.15       0.01018582711118352       0.01018582711118353   6.939e-18
             2           1.5        0.4421745996289254        0.4421745996289253    1.11e-16
             2             7        0.9927049442755639        0.9927049442755639           0
             6           2.5       0.04202103819530612       0.04202103819530612   6.939e-18
             6            12        0.9796589705830716        0.9796589705830716           0
            11            16        0.9226039842296428        0.9226039842296431    2.22e-16
            26            25        0.4470785799755852        0.4470785799755802   4.996e-15
            41            45        0.7444549220718699        0.7444549220718739   3.997e-15

asa239_test():
  Normal end of execution.

14 August 2022 11:55:09 AM