EZ-Face was developed in joint effort by Jon Borwein, Petr Lisonek, Paul Irvine, and Carlton Chan at the CECM with the
support of an HPC Pioneer User Grant.
GNU MP multiprecision
library was used.
The algorithm used for computing the sums is described in:
J. M. Borwein, D. M. Bradley, D. J. Broadhurst and P. Lisonek,
Special values of multidimensional polylogarithms.
CECM Preprint 98:106, Centre for Experimental and Constructive Mathematics, Simon Fraser University, Canada.