asa147

asa147, a MATLAB code which evaluates the incomplete Gamma function, by Chi Leung Lau.

This is a version of Applied Statistics Algorithm 147.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Languages:

asa147 is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version.

Related Data and Programs:

asa147_test

asa032, a MATLAB code which evaluates the incomplete Gamma function.

asa239, a MATLAB code which evaluates the incomplete Gamma function.

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

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

Author:

Original FORTRAN77 version by Chi Leung Lau; MATLAB 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:

• gammds.m computes the incomplete Gamma integral.