--- a/src/HOL/Library/Ramsey.thy Tue Dec 18 12:26:24 2007 +0100
+++ b/src/HOL/Library/Ramsey.thy Tue Dec 18 14:37:00 2007 +0100
@@ -6,7 +6,7 @@
header "Ramsey's Theorem"
theory Ramsey
-imports PreList Infinite_Set
+imports ATP_Linkup Infinite_Set
begin
subsection {* Preliminaries *}