notational update in ground_2 and basic_2

[helm.git] / matita / matita / predefined_virtuals.ml

diff --git a/matita/matita/predefined_virtuals.ml b/matita/matita/predefined_virtuals.ml
index f2da70f44c025f2ca2ba4ccf2027a3d63f0463bb..e7814e5f3f4bcaa3da41f5d12d9b8471318df4c9 100644 (file)
--- a/matita/matita/predefined_virtuals.ml
+++ b/matita/matita/predefined_virtuals.ml
@@ -1518,7 +1518,7 @@ let predefined_classes = [
  ["^"; "↑"; ] ;
  ["⇑"; "⇧"; "⬆"; ] ; 
  ["⇓"; "⇩"; "⬇"; "⬊"; "➷"; ] ;
- ["⇕"; "⇳"; "⬍"; ];
+ ["⇕"; "⇳"; "⬍"; "↕"; ];
  ["↔"; "⇔"; "⬄"; "⬌"; ] ; 
  ["≤"; "≲"; "≼"; "≰"; "≴"; "⋠"; "⊆"; "⫃"; "⊑"; ] ;
  ["_"; "↓"; "↙"; "⎽"; "⎼"; "⎻"; "⎺"; ];