ASA032
the Incomplete Gamma Function


ASA032 is a MATLAB library which evaluates the incomplete Gamma function, by G Bhattacharjee.

ASA032 is Applied Statistics Algorithm 32. Source code for many Applied Statistics Algorithms is available through STATLIB.

Licensing:

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

Languages:

ASA032 is available in a C version and a C++ version and a FORTRAN77 version and a FORTRAN90 version and a MATLAB version.

Related Data and Programs:

ASA147, a MATLAB library which evaluates the incomplete Gamma function.

ASA239, a MATLAB library which evaluates the incomplete Gamma function.

DCDFLIB, a FORTRAN90 library which evaluates and inverts a number of statistical distributions.

GSL, a C++ library which includes many routines for evaluating probability distributions.

PROB, a MATLAB library which evaluates and inverts a number of probabilistic distributions.

TEST_VALUES, a MATLAB library which contains sample values for a number of distributions.

TOMS435, a FORTRAN77 library which evaluates the modified incomplete Gamma function.

TOMS708, a FORTRAN90 library which includes routines to evaluate the incomplete Gamma function.

Author:

Original FORTRAN77 version by G Bhattacharjee; MATLAB version by John Burkardt.

Reference:

  1. G Bhattacharjee,
    Algorithm AS 32: The Incomplete Gamma Integral,
    Applied Statistics,
    Volume 19, Number 3, 1970, pages 285-287.

Source Code:

Examples and Tests:

You can go up one level to the MATLAB source codes.


Last revised on 17 January 2008.