| Tue, 13 Dec 2011 15:18:52 +0100 | wenzelm | modernized specifications; | file | diff | annotate |
| Sun, 20 Nov 2011 21:05:23 +0100 | wenzelm | eliminated obsolete "standard"; | file | diff | annotate |
| Fri, 13 May 2011 22:55:00 +0200 | wenzelm | proper Proof.context for classical tactics; | file | diff | annotate |