LICENSE

Copyright (c) 2000-2021, The Trustees of Princeton University
All Rights Reserved.

Redistribution and use in source and binary form, with or without modification,
are permitted provided that the following conditions are met:

* The redistribution, use, or modification shall not violate any of the
  additional copyrights, patents, or other restrictions below.

* Redistributions of source code must retain the above copyright notice, this
  list of conditions and the following disclaimer.

* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.

* If redistribution includes any portion of the software that is copyrighted
  by other organizations or individuals (as detailed below), the copyright
  notice associated with that portion of the software also must be retained.

* Neither the names of the individual authors or contributos, nor the name of
  "Princeton University" may be used to endorse or promote products derived
  from this software without specific prior written permission.

This software is provided "as is" and any express or implied warranties,
including, but not limited to, the implied warranties of merchantability and
fitness for a particular purpose are disclaimed.  In no event shall the authors
or Princeton University be liable for any direct, indirect, incidental, special
exemplary, or consequential damages (including, but not limited to, procurement
of substitute goods or services; loss of use, data, or profits; or business
interruption) however caused and on any theory of liability, whether in
contract, strict liability, or tort (including negligence or otherwise) arising
in any way out of the use of this software, even if advised of the possibility
of such damage.