| Fri, 17 Jun 2005 16:12:49 +0200 | haftmann | migrated theory headers to new format | file | diff | annotate |
| Wed, 10 Jan 2001 11:07:11 +0100 | paulson | now using "by" for one-line proofs | file | diff | annotate |
| Thu, 26 Oct 2000 11:27:48 +0200 | paulson | added the $Id:$ line | file | diff | annotate |
| Mon, 23 Oct 2000 16:25:04 +0200 | paulson | the Rules chapter and theories | file | diff | annotate |