| Mon, 19 Oct 2009 16:43:45 +0200 | berghofe | Renamed inv to the_inv and turned it into an abbreviation (based on the_inv_onto). | changeset | files |
| Sun, 18 Oct 2009 22:19:05 +0200 | wenzelm | fixed proof (cf. d1d4d7a08a66); | changeset | files |
| Sun, 18 Oct 2009 22:16:37 +0200 | wenzelm | removed disjunctive group cancellation -- provers run independently; | changeset | files |