| Mon, 22 Aug 2011 12:49:27 +0000 | urbanc | changes according to afp-submission | file | diff | annotate |
| Fri, 12 Aug 2011 17:08:58 +0000 | urbanc | small typo | file | diff | annotate |
| Thu, 11 Aug 2011 23:11:39 +0000 | urbanc | finished section about derivatives and closure properties | file | diff | annotate |