| 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 |
| Wed, 12 Oct 2011 20:16:48 +0200 | wenzelm | tuned proofs -- eliminated vacuous "induct arbitrary: ..." situations; | file | diff | annotate |
| Sat, 03 Sep 2011 17:56:33 +0200 | haftmann | tuned proof | file | diff | annotate |