| Fri, 20 Sep 2024 19:51:08 +0200 | wenzelm | standardize mixfix annotations via "isabelle update -a -u mixfix_cartouches" --- to simplify systematic editing; | file | diff | annotate |
| Fri, 06 Jul 2018 10:44:45 +0100 | paulson | replaced subgroup_imp_subset in Modules | file | diff | annotate |