factor

Author	SHA1	Message	Date
Slava Pestov	bdec395130	Remove predicate-instance? hack; use call( instead	2009-03-16 20:49:19 -05:00
Slava Pestov	a23a6a2870	Forgetting a predicate class now updates predicate-instance? word	2009-03-13 04:22:16 -05:00
Slava Pestov	7134fad54c	Add more unit tests highlighting the problem: predicate -vs- union comparison is broken	2008-11-04 02:17:22 -06:00
Slava Pestov	7fc44aa444	Add failing tests	2008-10-31 21:07:57 -05:00