Tue, 13 Aug 2013 16:25:47 +0200 | wenzelm | standardized symbols via "isabelle update_sub_sup", excluding src/Pure and src/Tools/WWW_Find; | file | diff | annotate |
Mon, 21 Feb 2011 17:43:23 +0100 | wenzelm | modernized specifications; | file | diff | annotate |