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Date: Thu, 2 Jul 1998 15:33:39 -0400
From: boisvert@cam.nist.gov (Ronald F Boisvert)
Message-Id: <199807021933.PAA21635@fs0.cam.nist.gov>
To: T.R.Hopkins@ukc.ac.uk
Subject: ACM Software Copyright --- ASCII version


Copyright  1998 Association for Computing Machinery, Inc.  Permission to
include in application software or to make digital or hard copies of part or
all of this work is subject to the following licensing agreement.


ACM SOFTWARE LICENSE AGREEMENT

All software, both binary and source published by the Association for Computing
Machinery (hereafter, Software) is copyrighted by the Association (hereafter,
ACM) and ownership of all right, title and interest in and to the Software
remains with ACM.  By using or copying the Software, User agrees to abide by
the terms of this Agreement.


NONCOMMERCIAL USE

The ACM grants to you (hereafter, User) a royalty-free, nonexclusive right to
execute, copy, modify and distribute both the binary and source code solely for
academic, research and other similar noncommercial uses, subject to the
following conditions:

1.  User acknowledges that the Software is still in the development stage and
that it is being supplied "as is," without any support services from ACM.
Neither ACM nor the AUTHOR MAKES ANY REPRESENTATIONS OR WARRANTIES, EXPRESS OR
IMPLIED, INCLUDING, WITHOUT LIMITATION, ANY REPRESENTATIONS OR WARRANTIES OF
THE MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE, OR THAT THE
APPLICATION OF THE SOFTWARE, WILL NOT INFRINGE ON ANY PATENTS OR OTHER
PROPRIETARY RIGHTS OF OTHERS.

2.  ACM shall not be held liable for direct, indirect, incidental or
consequential damages arising from any claim by User or any third party with
respect to uses allowed under this Agreement, or from any use of the Software.

3.  User agrees to fully indemnify and hold harmless ACM and/or the author(s)
of the original work from and against any and all claims, demands, suits,
losses, damages, costs and expenses arising out of the User's use of the
Software, including, without limitation, arising out of the User's modification
of the Software.

4.  User may modify the Software and distribute that modified work to third
parties provided that:  (a) if posted separately, it clearly acknowledges that
it contains material copyrighted by ACM  (b) no charge is associated with such
copies, (c) User agrees to notify ACM and the Author(s) of the distribution,
and (d) User clearly notifies secondary users that such modified work is not
the original Software.

5.  User agrees that ACM, the authors of the original work and others may enjoy
a royalty-free, non-exclusive license to use, copy, modify and redistribute
these modifications to the Software made by the User and distributed to third
parties as a derivative work under this agreement.

6. This agreement will terminate immediately upon User's breach of, or
non-compliance with, any of its terms.  User may be held liable for any
copyright infringement or the infringement of any other proprietary rights in
the Software that is caused or facilitated by the User's failure to abide by
the terms of this agreement.

7.  This agreement will be construed and enforced in accordance with the law of
the state of New York applicable to contracts performed entirely within the
State.  The parties irrevocably consent to the exclusive jurisdiction of the
state or federal courts located in the City of New York for all disputes
concerning this agreement.


COMMERCIAL USE

Any User wishing to make a COMMERCIAL USE of the Software must contact ACM at
<permissions@acm.org> to arrange an appropriate license.  Commercial use
includes (1) integrating or incorporating all or part of the source code into a
product for sale or license by, or on behalf of, User to third parties, or (2)
distribution of the binary or source code to third parties for use with a
commercial product sold or licensed by, or on behalf of, User.

6/98