| Mon, 12 Jan 2004 16:51:45 +0100 | paulson | Added lemmas to Ring_and_Field with slightly modified simplification rules | file | diff | annotate |
| Tue, 06 Jan 2004 10:50:36 +0100 | paulson | auto update | file | diff | annotate |
| Wed, 22 Oct 2003 10:53:12 +0200 | paulson | auto update | file | diff | annotate |