| Sun, 08 Apr 2018 12:31:08 +0200 | nipkow | moved and renamed lemmas | file | diff | annotate |
| Thu, 15 Feb 2018 12:11:00 +0100 | wenzelm | more symbols; | file | diff | annotate |
| Fri, 12 Jan 2018 14:08:53 +0100 | wenzelm | isabelle update_cartouches -c; | file | diff | annotate |