asa243, a FORTRAN77 code which computes the cumulative density function (CDF) of the noncentral Student's T probability density function, by Russell Lenth.
This is a version of Applied Statistics Algorithm 243.
The computer code and data files described and made available on this web page are distributed under the MIT license
asa243 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.
asa005, a FORTRAN77 library which evaluates the CDF of the noncentral T distribution.
ASA076, a FORTRAN77 library which evaluates the Owen's T function, needed to compute the CDF of the noncentral T distribution.
OWEN, a FORTRAN77 library which evaluates Owen's T function.
Original FORTRAN77 version by Russell Lenth; This version by John Burkardt.