| Sat, 20 Mar 2010 04:51:26 +0100 | Christian Urban | started cleaning up and introduced 3 versions of ~~gen | changeset | files |
| Sat, 20 Mar 2010 02:46:07 +0100 | Christian Urban | moved infinite_Un into mainstream Isabelle; moved permute_boolI/E lemmas | changeset | files |