--- a/src/HOL/ex/ExecutableContent.thy Thu Jan 25 09:32:42 2007 +0100
+++ b/src/HOL/ex/ExecutableContent.thy Thu Jan 25 09:32:45 2007 +0100
@@ -15,7 +15,7 @@
List_Prefix
Nat_Infinity
NatPair
- Nested_Environment
+ (*Nested_Environment*)
Permutation
Primes
Product_ord