Fri, 17 Jun 2005 11:34:04 +0200 paulson removed redundant "open" declarations
Thu, 16 Jun 2005 20:30:37 +0200 wenzelm tuned;
Thu, 16 Jun 2005 19:51:04 +0200 paulson a few new integer lemmas
(0) -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip