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src/HOL/Map.thy
changeset 68450 41de07c7a0f3
parent 67780 7655e6369c9f
child 68454 f35aa0e7255d 
--- a/src/HOL/Map.thy	Thu Jun 14 17:50:23 2018 +0200
+++ b/src/HOL/Map.thy	Fri Jun 15 10:45:12 2018 +0200
@@ -826,4 +826,6 @@
   qed
 qed
 
+hide_const (open) Map.empty
+
 end
isabelle