| Tue, 17 Jan 2017 13:59:10 +0100 | wenzelm | isabelle update_cartouches -c -t; | changeset | files |
| Tue, 17 Jan 2017 11:26:21 +0100 | wenzelm | more symbols via abbrevs; | changeset | files |
| Mon, 16 Jan 2017 21:53:44 +0100 | wenzelm | tuned signature; | changeset | files |