| Sat, 20 Mar 2010 02:46:07 +0100 | Christian Urban | moved infinite_Un into mainstream Isabelle; moved permute_boolI/E lemmas | file | diff | annotate |
| Tue, 02 Mar 2010 15:05:35 +0100 | Christian Urban | updated (added lemma about commuting permutations) | file | diff | annotate |
| Thu, 25 Feb 2010 07:48:33 +0100 | Christian Urban | moved Nominal to "toplevel" | file | diff | annotate | base |