Tue, 18 Mar 2014 17:53:40 +0100 wenzelm simplified (despite 70898d016538);
Tue, 18 Mar 2014 17:39:03 +0100 wenzelm clarifed module name;
Tue, 18 Mar 2014 16:45:14 +0100 wenzelm tuned proofs;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 tip