Changes by: Yegor N. Bryukhov (ybryukhov at gc.cuny.edu)
Date: 2002-12-18 14:01:13 -0800 (Wed, 18 Dec 2002)
Revision: 3962
Log message:
Some addition reduce-rules. Cancelation of bnot(bnot()) added to itt_bool also
to cover bnot(<=) --> bnot(bnot(<)).