Copyright (c) 1997 Xiaoqiu Huang
All Rights Reserved. E-mail: huang@cs.mtu.edu

Permission to use, copy, modify, and distribute this software and its
documentation for educational, research and non-profit purposes, without
fee, and without a written agreement is hereby granted, provided that the
above copyright notice, this paragraph and the following three paragraphs
appear in all copies.

Permission to incorporate this software into commercial products may be
obtained from the Intellectual Property Office, 1400 Townsend Drive, 301
Administration Building, Houghton, MI  49931, phone (906) 487-3429.

IN NO EVENT SHALL THE AUTHOR OR MICHIGAN TECHNOLOGICAL UNIVERSITY BE LIABLE TO
ANY PARTY
FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
DOCUMENTATION, EVEN IF MICHIGAN TECHNOLOGICAL UNIVERSITY HAS BEEN ADVISED OF
THE POSSIBILITY OF SUCH DAMAGE.

MICHIGAN TECHNOLOGICAL UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS ON AN
"AS IS" BASIS, AND MICHIGAN TECHNOLOGICAL UNIVERSITY HAS NO OBLIGATIONS TO
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