This work was created for a research project at the University of Padova from:

Antonio Barbalace
Francesco Pasqualotto
Guido Zuccon

Every part of this software is copyright of its own author and is
distributed under its own license.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.