diff -r 57975b45ab70 -r 6b1ccda8bf19 src/HOL/Library/Library.thy
--- a/src/HOL/Library/Library.thy	Wed Feb 18 19:32:26 2009 -0800
+++ b/src/HOL/Library/Library.thy	Wed Feb 18 19:51:39 2009 -0800
@@ -22,6 +22,7 @@
   Executable_Set
   Float
   Formal_Power_Series
+  FrechetDeriv
   FuncSet
   Fundamental_Theorem_Algebra
   Infinite_Set