| Sat, 19 Feb 2011 10:23:51 +0000 | urbanc | included comments by Chunhan | file | diff | annotate |
| Thu, 17 Feb 2011 13:25:29 +0000 | urbanc | first ideas about conclusion | file | diff | annotate |
| Wed, 16 Feb 2011 12:25:53 +0000 | urbanc | minor updated | file | diff | annotate |
| Sun, 13 Feb 2011 10:36:53 +0000 | zhang | More into the second direction | file | diff | annotate |
| Thu, 10 Feb 2011 05:57:56 +0000 | urbanc | more on paper | file | diff | annotate |
| Wed, 09 Feb 2011 12:34:30 +0000 | urbanc | added Xingyuan's changes with the while combinator | file | diff | annotate |
| Tue, 08 Feb 2011 16:49:18 +0000 | urbanc | more direct definitions | file | diff | annotate |