Nominal/Ex/SingleLet.thy
Mon, 16 Aug 2010 19:57:41 +0800 Christian Urban cezary made the eq_iff lemmas to lift (still needs some infrastructure in quotient)
Mon, 16 Aug 2010 17:59:09 +0800 Christian Urban pinpointed the problem
less more (0) -30 -10 -2 tip