src/HOL/Set.thy
changeset 67307 54e2111d6f0e
parent 67268 bdf25939a550
child 67398 5eb932e604a2
--- a/src/HOL/Set.thy	Sat Dec 30 22:37:07 2017 +0100
+++ b/src/HOL/Set.thy	Sun Dec 31 21:42:20 2017 +0000
@@ -46,7 +46,7 @@
 syntax (ASCII)
   "_Collect" :: "pttrn \<Rightarrow> 'a set \<Rightarrow> bool \<Rightarrow> 'a set"  ("(1{(_/: _)./ _})")
 syntax
-  "_Collect" :: "pttrn \<Rightarrow> 'a set \<Rightarrow> bool \<Rightarrow> 'a set"  ("(1{(_/\<in> _)./ _})")
+  "_Collect" :: "pttrn \<Rightarrow> 'a set \<Rightarrow> bool \<Rightarrow> 'a set"  ("(1{(_/ \<in> _)./ _})")
 translations
   "{p:A. P}" \<rightharpoonup> "CONST Collect (\<lambda>p. p \<in> A \<and> P)"