src/HOL/Library/RBT.thy
changeset 27368 9f90ac19e32b
parent 26192 52617dca8386
child 30235 58d147683393
--- a/src/HOL/Library/RBT.thy	Thu Jun 26 10:06:54 2008 +0200
+++ b/src/HOL/Library/RBT.thy	Thu Jun 26 10:07:01 2008 +0200
@@ -8,7 +8,7 @@
 
 (*<*)
 theory RBT
-imports Main AssocList
+imports Plain AssocList
 begin
 
 datatype color = R | B