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Copyright and Lack of WarrantyThis software and documentation is copyright (C) 1995, 1996, 2000,2001, 2006 by Radford M. Neal.Permission is granted for anyone to copy, use, modify, or distributethese programs and accompanying documents for any purpose, providedthis copyright notice is retained and prominently displayed, alongwith a note saying that the original programs are available fromRadford Neal's web page, and note is made of any changes made to theseprograms. These programs and documents are distributed without anywarranty, express or implied. As the programs were written forresearch purposes only, they have not been tested to the degree thatwould be advisable in any important application. All use of theseprograms is entirely at the user's own risk.