That said, the Organic Mathematics Project is not limited to Maple, using Pari,
GAP, Mathematica, and AXIOM, as well. Simon Plouffe has the most expertise
with Pari of the people at the CECM, but one of our invited authors (Henri
Cohen) is one of the principal designers of Pari.
Stan Wagon is known for
his Mathematica expertise, and Stan Devitt is a prime mover at Waterloo
Maple Inc.