| Wed, 15 Jul 2009 22:30:27 +0200 | Christian Urban | simplified proofs | changeset | files |
| Wed, 15 Jul 2009 23:48:21 +0200 | wenzelm | more antiquotations; | changeset | files |
| Wed, 15 Jul 2009 23:11:57 +0200 | wenzelm | eliminated obsolete legacy_varify; | changeset | files |