| Wed, 26 Feb 2014 11:57:52 +0100 | haftmann | prefer proof context over background theory | file | diff | annotate |
| Sun, 09 Feb 2014 21:37:27 +0100 | haftmann | dropped legacy finally | file | diff | annotate |
| Mon, 15 Jul 2013 20:13:30 +0200 | wenzelm | prefer @{file} references that are actually checked; | file | diff | annotate |