asa243, a FORTRAN90 code which computes the cumulative density function (CDF) of the noncentral Student's T probability density function, by Russell Lenth.
The code is Applied Statistics Algorithm 243.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
asa243 is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.
ASA005, a FORTRAN90 code which evaluates the CDF of the noncentral T distribution.
ASA076, a FORTRAN90 code which evaluates the Owen's T function, needed to compute the CDF of the noncentral T distribution.
owen, a FORTRAN90 code which evaluates Owen's T function.
Original FORTRAN77 version by Russell Lenth; FORTRAN90 version by John Burkardt.