| Sat, 14 May 2011 13:26:55 +0200 | wenzelm | proper Proof.context -- eliminated global operations; | changeset | files |
| Sat, 14 May 2011 12:40:11 +0200 | wenzelm | just one universal Proof.context -- discontinued claset/clasimpset; | changeset | files |
| Sat, 14 May 2011 11:42:43 +0200 | wenzelm | modernized functor names; | changeset | files |