---------------------------------------------- P.S.I. - Perfect Simulation - version 1.0 ---------------------------------------------- PSI is a simulation software for markovian models in discrete and continuous time : Simulation kernel is based on the CFTP algorithm of Propp & Wilson and transitions generation is based on the Aliasing method of Walker. PSI permit to generate exact sampling of stationary distribution or directly functional of stationary distribution. PSI is a free sofware under GPL License and that's why you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation. ( see : http://www.fsf.org )