| Fri, 30 Mar 2012 16:08:00 +0200 | Cezary Kaliszyk | More cleaning | file | diff | annotate |
| Fri, 30 Mar 2012 13:56:36 +0200 | Cezary Kaliszyk | Clean the proof of Aux | file | diff | annotate |
| Fri, 30 Mar 2012 13:39:15 +0200 | Cezary Kaliszyk | Finish all subgoals about Aux. | file | diff | annotate |