asa239


asa239, a C++ code which evaluates the incomplete Gamma function, by Shea.

This is a version of Applied Statistics Algorithm 239.

Licensing:

The information on this web page is distributed under the MIT license.

Languages:

asa239 is available in a C version and a C++ version and a Fortran90 version and a MATLAB version and an Octave version and a Python version.

Related Data and Programs:

asa239_test

asa032, a C++ code which evaluates the incomplete Gamma function.

asa147, a C++ code which evaluates the incomplete Gamma function.

cdflib, a C++ code which evaluates and inverts a number of statistical distributions.

gsl_test, a C++ code which includes many routines for evaluating probability distributions.

prob, a C++ code which evaluates and inverts a number of probabilistic distributions.

test_values, a C++ code which contains sample values for a number of distributions.

Reference:

  1. B Shea,
    Algorithm AS 239: Chi-squared and Incomplete Gamma Integral,
    Applied Statistics,
    Volume 37, Number 3, 1988, pages 466-473.

Source Code:


Last revised on 30 January 2020.