| Wed, 10 Jan 2018 15:25:09 +0100 | nipkow | ran isabelle update_op on all sources | file | diff | annotate |
| Sun, 18 Dec 2016 23:43:50 +0100 | wenzelm | misc tuning and modernization; | file | diff | annotate |
| Mon, 29 Feb 2016 22:34:36 +0100 | wenzelm | clarified session; | file | diff | annotate | base |