Sun, 30 Mar 1997 13:40:38 +0200 Replaced (s,t) : id by s=t.
nipkow [Sun, 30 Mar 1997 13:40:38 +0200] rev 2847
Replaced (s,t) : id by s=t.
Thu, 27 Mar 1997 17:46:24 +0100 Optimized proofs.
nipkow [Thu, 27 Mar 1997 17:46:24 +0100] rev 2846
Optimized proofs.
(0) -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip