--- a/src/HOL/Library/Library.thy Fri Nov 17 18:47:15 2000 +0100
+++ b/src/HOL/Library/Library.thy Fri Nov 17 18:47:33 2000 +0100
@@ -2,6 +2,7 @@
theory Library =
List_Prefix +
Quotient +
+ Ring_and_Field +
Accessible_Part +
Multiset +
While_Combinator + While_Combinator_Example: