1Redistribution and use in source and binary forms are permitted 2provided that the above copyright notice and this paragraph are 3duplicated in all such forms and that any documentation, 4advertising materials, and other materials related to such 5distribution and use acknowledge that the software was developed 6by Stanford University. The name of the University may not be used 7to endorse or promote products derived from this software without 8specific prior written permission. 9 10THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 11IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 12WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 13