COPYRIGHT

The following is a notice of limited availability of the code, and disclaimer

which must be included in the prologue of the code and in all source listings

of the code.

Copyright Notice

 + 2002 University of Chicago

Permission is hereby granted to use, reproduce, prepare derivative works, and

to redistribute to others.  This software was authored by:

Mathematics and Computer Science Division

Argonne National Laboratory, Argonne IL 60439

(and)

Department of Computer Science

University of Illinois at Urbana-Champaign

			      GOVERNMENT LICENSE

Portions of this material resulted from work developed under a U.S.

Government Contract and are subject to the following license: the Government

is granted for itself and others acting on its behalf a paid-up, nonexclusive,

irrevocable worldwide license in this computer software to reproduce, prepare

derivative works, and perform publicly and display publicly.

				  DISCLAIMER

This computer code material was prepared, in part, as an account of work

sponsored by an agency of the United States Government.  Neither the United

States, nor the University of Chicago, nor any of their employees, makes any

warranty express or implied, or assumes any legal liability or responsibility

for the accuracy, completeness, or usefulness of any information, apparatus,

product, or process disclosed, or represents that its use would not infringe

privately owned rights.