Incomplete Gamma Function

   a           x         actual      gser(a,x)    gammln(a)      gln
  0.10     0.031623     0.742026     0.742026     2.252713     2.252713
  0.10     0.316228     0.911975     0.911975     2.252713     2.252713
  0.10     1.581139     0.989896     0.989896     2.252713     2.252713
  0.50     0.070711     0.293128     0.293128     0.572365     0.572365
  0.50     0.707107     0.765642     0.765642     0.572365     0.572365
  0.50     3.535534     0.992166     0.992166     0.572365     0.572365
  1.00     0.100000     0.095163     0.095163     0.000000     0.000000
  1.00     1.000000     0.632121     0.632120     0.000000     0.000000
  1.00     5.000000     0.993262     0.993262     0.000000     0.000000
  1.10     0.104881     0.075747     0.075747    -0.049872    -0.049872
  1.10     1.048809     0.607646     0.607646    -0.049872    -0.049872
  1.10     5.244044     0.993343     0.993343    -0.049872    -0.049872
  2.00     0.141421     0.009105     0.009105     0.000000     0.000000
  2.00     1.414214     0.413064     0.413064     0.000000     0.000000
  2.00     7.071068     0.993145     0.993145     0.000000     0.000000
  6.00     2.449490     0.038732     0.038732     4.787492     4.787492
  6.00    12.247449     0.982594     0.982594     4.787492     4.787492
 11.00    16.583124     0.940427     0.940427    15.104413    15.104413
 26.00    25.495098     0.486387     0.486387    58.003605    58.003605
 41.00    44.821869     0.735971     0.735970   110.320641   110.320641