--- a/Slides/Slides4.thy	Wed Mar 16 21:14:43 2011 +0100
+++ b/Slides/Slides4.thy	Tue Mar 29 23:52:14 2011 +0200
@@ -1,8 +1,10 @@
 (*<*)
 theory Slides4
-imports "LaTeXsugar" "Nominal"
+imports "~~/src/HOL/Library/LaTeXsugar" "Nominal"
 begin
 
+declare [[show_question_marks = false]]
+
 notation (latex output)
   set ("_") and
   Cons  ("_::/_" [66,65] 65)