Thu, 13 Jul 2006 13:41:57 +0200 wenzelm do not export make_context;
Thu, 13 Jul 2006 13:41:53 +0200 wenzelm removed colon from sym category;
Thu, 13 Jul 2006 12:31:00 +0200 paulson fix to refl_clause_aux: added occurs check
Wed, 12 Jul 2006 21:19:27 +0200 wenzelm * Isar: ":" (colon) is no longer a symbolic identifier character;
Wed, 12 Jul 2006 21:19:24 +0200 wenzelm removed duplicate of Tactic.make_elim_preserve;
Wed, 12 Jul 2006 21:19:22 +0200 wenzelm removed obsolete adhoc_freeze_vars (may use Variable.import_terms instead);
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