| Fri, 12 Jan 2018 14:08:53 +0100 | wenzelm | isabelle update_cartouches -c; | file | diff | annotate |
| Tue, 07 Nov 2017 14:52:27 +0100 | nipkow | Replaced { } proofs by local lemmas; added Hoare logic with logical variables. | file | diff | annotate |
| Sat, 23 Jul 2016 13:25:44 +0200 | nipkow | added new vcg based on existentially quantified while-rule | file | diff | annotate |
| Sun, 01 May 2016 17:26:27 +0200 | nipkow | the standard While-rule | file | diff | annotate |