diff -r 5f817bad850a -r 391913d17d15 src/HOL/Predicate_Compile_Examples/Reg_Exp_Example.thy
--- a/src/HOL/Predicate_Compile_Examples/Reg_Exp_Example.thy	Mon Jul 15 20:13:30 2013 +0200
+++ b/src/HOL/Predicate_Compile_Examples/Reg_Exp_Example.thy	Mon Jul 15 20:36:27 2013 +0200
@@ -85,7 +85,8 @@
  
 fun prop_regex :: "Nat * Nat * RE * RE * Sym list \<Rightarrow> bool"
 where
-  "prop_regex (n, (k, (p, (q, s)))) = ((accepts (repInt n k (And p q)) s) = (accepts (And (repInt n k p) (repInt n k q)) s))"
+  "prop_regex (n, (k, (p, (q, s)))) =
+    ((accepts (repInt n k (And p q)) s) = (accepts (And (repInt n k p) (repInt n k q)) s))"
 
 
 
@@ -97,7 +98,10 @@
 oops
 
 
-setup {* Context.theory_map (Quickcheck.add_tester ("prolog", (Code_Prolog.active, Code_Prolog.test_goals))) *}
+setup {*
+  Context.theory_map
+    (Quickcheck.add_tester ("prolog", (Code_Prolog.active, Code_Prolog.test_goals)))
+*}
 
 setup {* Code_Prolog.map_code_options (K 
   {ensure_groundness = true,