NEWS
changeset 2993 9e46778b97ab
parent 2971 c1e1e8406fb2
child 3002 223e5d65faaa
--- a/NEWS	Fri Apr 18 12:01:12 1997 +0200
+++ b/NEWS	Fri Apr 18 16:54:52 1997 +0200
@@ -47,6 +47,9 @@
 COULD MAKE EXISTING PROOFS FAIL; in case of problems with
 old proofs, use unsafe_addss and unsafe_auto_tac
 
+* HOL: patterns in case expressions allow tuple patterns as arguments to
+constructors, for example `case x of [] => ... | (x,y,z)#ps => ...'
+
 * HOL: primrec now also works with type nat;
 
 * HOL: the constant for negation has been renamed from "not" to "Not" to