NEWS
changeset 14175 dbd16ebaf907
parent 14173 a3690aeb79d4
child 14199 d3b8d972a488
--- a/NEWS	Fri Aug 29 15:19:02 2003 +0200
+++ b/NEWS	Fri Aug 29 15:40:11 2003 +0200
@@ -17,6 +17,22 @@
   symbols.  Call 'isatool fixgreek' to try to fix parsing errors in
   existing theory and ML files.
 
+*** Isar ***
+
+* Tactic emulation methods ?rule_tac, cut_tac, subgoal_tac and thin_tac:
+
+  - Now understand static (Isar) contexts.  As a consequence, users of Isar
+    locales are no longer forced to write Isar proof scripts.
+    For details see Isar Reference Manual, paragraph 4.3.2: Further tactic
+    emulations.
+  - INCOMPATIBILITY: names of variables to be instantiated may no
+    longer be enclosed in quotes.  Instead, precede variable names containing
+    dots with `?'.  This is consistent with the instantiation attribute
+    "where".
+
+* HOL: Tactic emulation methods induct_tac and case_tac understand static
+  (Isar) contexts.
+
 *** HOL ***
 
 * 'specification' command added, allowing for definition by