Mon, 21 Feb 2005 19:23:46 +0100 nipkow more fine tuniung
Mon, 21 Feb 2005 18:04:28 +0100 nipkow fixed proof
Mon, 21 Feb 2005 15:57:45 +0100 nipkow removed superfluous setsum_constant
(0) -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip