asa147

asa147, an Octave code which evaluates the incomplete Gamma function, by Chi Leung Lau.

This is a version of Applied Statistics Algorithm 147.

Licensing:

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

Languages:

asa147 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:

asa147_test

asa032, an Octave code which evaluates the incomplete Gamma function.

asa239, an Octave code which evaluates the incomplete Gamma function.

prob, an Octave code which evaluates and inverts a number of probabilistic distributions.

test_values, an Octave code which contains sample values for a number of distributions.

Author:

Original Fortran77 version by Chi Leung Lau; This version by John Burkardt.

Reference:

  1. Chi Leung Lau,
    Algorithm AS 147: A Simple Series for the Incomplete Gamma Integral,
    Applied Statistics,
    Volume 29, Number 1, 1980, pages 113-114.

Source Code:

Last revised on 29 June 2022.