--- a/src/HOL/Tools/ATP/atp_proof_redirect.ML Fri Feb 22 17:02:00 2013 +0100
+++ b/src/HOL/Tools/ATP/atp_proof_redirect.ML Fri Feb 22 17:02:16 2013 +0100
@@ -100,8 +100,8 @@
fun string_of_sequent (gamma, c) =
string_of_context gamma ^ " \<turnstile> " ^ Atom.string_of c
-val string_of_refute_graph =
- sequents_of_refute_graph #> map string_of_sequent #> cat_lines
+fun string_of_refute_graph refute_graph =
+ refute_graph |> sequents_of_refute_graph |> map string_of_sequent |> cat_lines
fun redirect_sequent tainted bot (gamma, c) =
if member atom_eq tainted c then