Tue, 05 Mar 2013 09:47:15 +0100 traytel allow more general coercion maps; tuned;
Tue, 05 Mar 2013 10:16:15 +0100 nipkow more lemmas about intervals
Mon, 04 Mar 2013 17:32:10 +0100 wenzelm merged
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip