Tue, 16 Jul 2013 15:59:55 +0200 use transfer/lifting for proving countable set and multisets being BNFs
traytel [Tue, 16 Jul 2013 15:59:55 +0200] rev 52662
use transfer/lifting for proving countable set and multisets being BNFs
Tue, 16 Jul 2013 10:18:25 +0200 added exercise
nipkow [Tue, 16 Jul 2013 10:18:25 +0200] rev 52661
added exercise
Mon, 15 Jul 2013 15:50:39 +0200 killed unused theorems
traytel [Mon, 15 Jul 2013 15:50:39 +0200] rev 52660
killed unused theorems
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 tip