--- a/doc-src/System/Thy/Presentation.thy Mon Jun 27 17:51:28 2011 +0200
+++ b/doc-src/System/Thy/Presentation.thy Mon Jun 27 22:20:49 2011 +0200
@@ -1,5 +1,5 @@
theory Presentation
-imports Pure
+imports Base
begin
chapter {* Presenting theories \label{ch:present} *}