Tue, 27 Apr 2010 17:05:39 +0200 | blanchet | polish Isar proofs: don't mention facts twice, and don't show one-liner "structured" proofs | changeset | files |
Tue, 27 Apr 2010 16:12:51 +0200 | blanchet | reintroduce missing "gen_all_vars" call | changeset | files |