| Thu, 06 Jan 2011 13:28:19 +0000 | Christian Urban | same | file | diff | annotate |
| Mon, 03 Jan 2011 16:19:27 +0000 | Christian Urban | simple cases for string rule inductions | file | diff | annotate |
| Mon, 29 Nov 2010 08:01:09 +0000 | Christian Urban | isarfied some of the high-level proofs | file | diff | annotate |