src/ZF/EquivClass.thy
changeset 61798 27f3c10b0b50
parent 60770 240563fbf41d
child 67443 3abf6a722518
--- a/src/ZF/EquivClass.thy	Mon Dec 07 10:19:30 2015 +0100
+++ b/src/ZF/EquivClass.thy	Mon Dec 07 10:23:50 2015 +0100
@@ -27,7 +27,7 @@
 abbreviation
   RESPECTS2 ::"[i=>i=>i, i] => o"  (infixr "respects2 " 80) where
   "f respects2 r == congruent2(r,r,f)"
-    --\<open>Abbreviation for the common case where the relations are identical\<close>
+    \<comment>\<open>Abbreviation for the common case where the relations are identical\<close>
 
 
 subsection\<open>Suppes, Theorem 70: