paulson [Wed, 07 Nov 2001 18:12:12 +0100] rev 12089
Sidi Ehmety's port of the fold_set operator and multisets to ZF.
Also, fixes to the cancellation simprocs and a few new standard lemmas.
paulson [Wed, 07 Nov 2001 12:29:07 +0100] rev 12088
reorganization of the ZF examples
wenzelm [Wed, 07 Nov 2001 00:16:19 +0100] rev 12087
tuned;
wenzelm [Tue, 06 Nov 2001 23:56:14 +0100] rev 12086
cert_def: proper check of args, improved msgs;
tuned;
wenzelm [Tue, 06 Nov 2001 23:55:19 +0100] rev 12085
pretty_goals_local: observes context syntax;
PureThy.store_thm: locale_prefix;
wenzelm [Tue, 06 Nov 2001 23:54:09 +0100] rev 12084
defines: Thm.def_name, proper check of args;
wenzelm [Tue, 06 Nov 2001 23:53:28 +0100] rev 12083
separate "in" locale vs. ad-hoc context;