SWIM, including this manual, is free software; you may redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version.
This 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.
You should have received a copy of the GNU General Public
License with the swim source as the file
COPYING
. If not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.