Sun, 22 Oct 2017 13:45:45 +0200 wenzelm tuned;
Sun, 22 Oct 2017 13:22:37 +0200 wenzelm clarified signature;
Sun, 22 Oct 2017 13:12:38 +0200 wenzelm tuned: build hg_graph only once;
Sun, 22 Oct 2017 11:59:44 +0200 nipkow tuned
Sun, 22 Oct 2017 09:10:10 +0200 nipkow derived axiom iffI as a lemma (thanks to Alexander Maletzky)
Sat, 21 Oct 2017 18:19:11 +0200 bulwahn remove trailing whitespaces in List
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -6 +6 +10 +30 +100 +300 +1000 +3000 +10000 tip