Wed, 01 May 1996 10:35:06 +0200 paulson tidied some proofs
Tue, 30 Apr 1996 17:32:29 +0200 nipkow Added an equivalence proof which avoids the use of -n->
Tue, 30 Apr 1996 17:30:54 +0200 nipkow Added backwards rtrancl_induct and special versions for pairs.
(0) -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip