This software is distributed under the terms of the GNU General Public License Version 2, June 1991. The terms of this license are in a file called COPYING which you should have received with this software and which can be displayed by RShowDoc("LICENSE"). If you have not received a copy of this file, you can obtain one at http://www.R-project.org/licenses/. 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. In no event shall the authors be liable for any CLAIM, DAMAGES or other LIABILITY, whether in an action of contract, tort or otherwise, arising from, out of or in connection with the software or the use or other dealings in the software. See the GNU General Public License for more details. 'Share and Enjoy.'