| Wed, 10 Jan 2018 15:25:09 +0100 | nipkow | ran isabelle update_op on all sources | file | diff | annotate |
| Wed, 20 Jul 2016 21:26:11 +0200 | wenzelm | clarified imports; | file | diff | annotate |
| Wed, 13 Apr 2016 18:01:05 +0200 | wenzelm | eliminated "xname" and variants; | file | diff | annotate |