owen, a Python code which evaluates Owen's T function.


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


owen is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.

Related Data and Programs:

test_values, a Python code which includes selected values of many special functions.


  1. Donald Owen,
    Tables for Computing Bivariate Normal Probabilities,
    Annals of Mathematical Statistics,
    Volume 27, Number 4, December 1956, pages 1075-1090.
  2. Mike Patefield, David Tandy,
    Fast and Accurate Calculation of Owen's T Function,
    Journal of Statistical Software,
    Volume 5, Number 5, 2000, pages 1-25.

Source Code:

Last revised on 13 July 2017.