| Wed, 04 Mar 2009 10:47:20 +0100 | nipkow | Made Option a separate theory and renamed option_map to Option.map | file | diff | annotate |
| Fri, 25 Jul 2008 12:03:31 +0200 | haftmann | added explicit root theory; some tuning | file | diff | annotate |
| Wed, 07 Feb 2007 17:44:07 +0100 | berghofe | Adapted to new inductive definition package. | file | diff | annotate |