| Mon, 12 Sep 2011 07:55:43 +0200 | nipkow | new fastforce replacing fastsimp - less confusing name | file | diff | annotate |
| Sun, 10 Oct 2010 16:34:20 +0200 | nipkow | simplified proof | file | diff | annotate |
| Mon, 04 Oct 2010 14:46:48 +0200 | haftmann | turned distinct and sorted into inductive predicates: yields nice induction principles for free; more elegant proofs | file | diff | annotate |