--- a/src/HOL/NanoJava/TypeRel.thy Tue Jan 16 09:12:16 2018 +0100
+++ b/src/HOL/NanoJava/TypeRel.thy Tue Jan 16 09:30:00 2018 +0100
@@ -103,7 +103,7 @@
apply (subst cut_apply, auto intro: subcls1I)
done
-\<comment>\<open>Methods of a class, with inheritance and hiding\<close>
+\<comment> \<open>Methods of a class, with inheritance and hiding\<close>
definition "method" :: "cname => (mname \<rightharpoonup> methd)" where
"method C \<equiv> class_rec C methods"
@@ -115,7 +115,7 @@
done
-\<comment>\<open>Fields of a class, with inheritance and hiding\<close>
+\<comment> \<open>Fields of a class, with inheritance and hiding\<close>
definition field :: "cname => (fname \<rightharpoonup> ty)" where
"field C \<equiv> class_rec C flds"