NEWS
changeset 27681 8cedebf55539
parent 27651 16a26996c30e
child 27696 15b65db66751
--- a/NEWS	Fri Jul 25 12:03:31 2008 +0200
+++ b/NEWS	Fri Jul 25 12:03:32 2008 +0200
@@ -19,6 +19,8 @@
 
 *** Pure ***
 
+* dropped "locale (open)".  INCOMPATBILITY.
+
 * Command 'instance': attached definitions no longer accepted.
 INCOMPATIBILITY, use proper 'instantiation' target.
 
@@ -34,6 +36,10 @@
 
 *** HOL ***
 
+* HOL/Orderings: added class "preorder" as superclass of "order".  INCOMPATIBILITY:
+Instantiation proofs for order, linorder etc. slightly changed.  Some theorems
+named order_class.* now named preorder_class.*.
+
 * HOL/Ring_and_Field and HOL/Divides: Definition of "op dvd" has been moved
 to separate class dvd in Ring_and_Field;  a couple of lemmas on dvd has been
 generalized to class comm_semiring_1.  Likewise a bunch of lemmas from Divides