--- a/src/HOLCF/Fix.thy Sat Nov 27 12:55:12 2010 -0800
+++ b/src/HOLCF/Fix.thy Sat Nov 27 13:12:10 2010 -0800
@@ -183,7 +183,7 @@
hence "split P (\<Squnion>i. (iterate i\<cdot>F\<cdot>\<bottom>, iterate i\<cdot>G\<cdot>\<bottom>))"
by - (rule admD [OF adm'], simp, assumption)
hence "split P (\<Squnion>i. iterate i\<cdot>F\<cdot>\<bottom>, \<Squnion>i. iterate i\<cdot>G\<cdot>\<bottom>)"
- by (simp add: thelub_Pair)
+ by (simp add: lub_Pair)
hence "P (\<Squnion>i. iterate i\<cdot>F\<cdot>\<bottom>) (\<Squnion>i. iterate i\<cdot>G\<cdot>\<bottom>)"
by simp
thus "P (fix\<cdot>F) (fix\<cdot>G)"