Wed, 18 Oct 2000 23:28:33 +0200 wenzelm Multisets (from HOL/Induct/Multiset and friends);
(0) -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip