EMC is ``free,'' this means that everyone is free to use it and
free to redistribute it on certain conditions. EMC is not in the
public domain; it is copyrighted and there are restrictions on its
distribution.
  
Copyright 2004 (c) Min Xu

This program is free software; you can 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 of the License, or (at
your option) any later version.
     
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.
    
A copy of the GNU General Public License is available with the sources
in the file "copying.txt".  You can also obtain it by writing to
the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
USA.