Sat, 18 Mar 2000 19:20:10 +0100 wenzelm 'oops' made proper;
Sat, 18 Mar 2000 19:19:53 +0100 wenzelm intro_classes_tac: REPEAT_ALL_NEW;
Sat, 18 Mar 2000 19:18:48 +0100 wenzelm tuned comments;
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip