Fri, 07 Mar 1997 15:29:46 +0100 wenzelm added \<Colon> syntax for constraints (more compact!);
Fri, 07 Mar 1997 15:28:22 +0100 wenzelm "bool lift" now syntax instead of type abbrev;
(0) -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip