Fri, 14 Jan 2011 14:22:25 +0000 Christian Urban strengthened renaming lemmas
Thu, 13 Jan 2011 12:12:47 +0000 Christian Urban added eqvt_lemmas for subset and psubset
(0) -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 tip