* Revised: Mon Dec 28 21:59:02 1998 by faith@acm.org
* Author: Rickard E. Faith, faith@cs.unc.edu
* Copyright 1992-1996, 1998 Rickard E. Faith (faith@acm.org)
* Revised: Mon Dec 28 21:59:02 1998 by faith@acm.org
* Author: Rickard E. Faith, faith@cs.unc.edu
* Copyright 1992-1996, 1998 Rickard E. Faith (faith@acm.org)
* 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
* 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