The Pynac Group
---------------
see also https://github.com/pynac/pynac/graphs/contributors

François Bissey
Robert Bradshaw
Volker Braun
Erik Bray
Burcin Erocal 
Jean-Pierre Flori
Benjamin Hackl
Carlos R. Mafra
Paul Masson
R. Andrew Ohana
Clément Pernet
William Stein
Ralf Stephan
Aaditya Thakkar

The GiNaC Group
---------------
Christian Bauer <Christian.Bauer@uni-mainz.de>
Chris Dams <Chris.Dams@mi.infn.it>
Alexander Frink <Alexander.Frink@uni-mainz.de>
Vladimir V. Kisil <kisilv@maths.leeds.ac.uk>
Richard Kreckel <Richard.Kreckel@uni-mainz.de>
Alexei Sheplyakov <varg@theor.jinr.ru>
Jens Vollinga <vollinga@thep.physik.uni-mainz.de>

Authors of optional.hpp
-----------------------
In this package the file optional.hpp is distributed under the MIT license.
Author: Martin Moene, see https://github.com/martinmoene/optional-lite

Contributors of patches
-----------------------

Roberto Bagnara, Do Hoang Son, Markus Nullmeier, Pearu Peterson, Benedikt
Pluemper, Ben Sapp, Stefan Weinzierl.
(Please send email if you think you were forgotten.)


Contacting the authors
----------------------

If you have found a bug, have a patch or a question or would like to
make a suggestion please visit https://github.com/pynac/pynac/issues
and open a new issue. This avoids both potential duplication of work
and delays caused by possible vacations.
