| Sat, 12 Dec 2009 04:25:47 +0100 | Cezary Kaliszyk | A bracket was missing; with it proved the 'definitely false' lemma. | file | diff | annotate |
| Fri, 11 Dec 2009 19:22:30 +0100 | Christian Urban | merged | file | diff | annotate |
| Fri, 11 Dec 2009 19:19:24 +0100 | Christian Urban | started to have a look at it; redefined the relation | file | diff | annotate |