--- a/src/Pure/Thy/thy_output.ML Thu Mar 15 17:45:54 2012 +0100
+++ b/src/Pure/Thy/thy_output.ML Thu Mar 15 19:02:34 2012 +0100
@@ -626,8 +626,6 @@
(* embedded lemma *)
-val _ = Keyword.keyword "by";
-
val _ =
Context.>> (Context.map_theory
(antiquotation (Binding.name "lemma")