Wed, 23 Jul 1997 11:03:54 +0200 added simplification meta rules;
wenzelm [Wed, 23 Jul 1997 11:03:54 +0200] rev 3557
added simplification meta rules;
(0) -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip