Fri, 03 Aug 2007 16:28:15 +0200 | wenzelm | replaced Theory.self_ref by Theory.check_thy, which now produces a checked ref; | file | diff | annotate |
Tue, 08 May 2007 15:37:19 +0200 | wenzelm | simplified context data; | file | diff | annotate |
Mon, 12 Mar 2007 19:23:48 +0100 | wenzelm | tuned; | file | diff | annotate |