--- a/Quotient-Paper/Paper.thy	Wed May 26 12:11:58 2010 +0200
+++ b/Quotient-Paper/Paper.thy	Wed May 26 15:24:33 2010 +0200
@@ -1,6 +1,6 @@
 (*<*)
 theory Paper
-imports "Quotient" 
+imports "Quotient"
         "LaTeXsugar"
 begin
 
@@ -75,8 +75,9 @@
   surprising, none of them can deal compositions of quotients, for example with 
   lifting theorems about @{text "concat"}:
 
-  @{text [display] "concat definition"}
-  
+  @{thm concat.simps(1)}\\
+  @{thm concat.simps(2)[no_vars]}
+
   \noindent
   One would like to lift this definition to the operation