X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fpredefined_virtuals.ml;h=3b04c75b360f5991972459a7b301fe42ad20f8fb;hb=e90313fa853ba63f29416c2d0de40b13c913e567;hp=643f7c5ef4d2e7833626f60e7e7186730eda33fb;hpb=16f6bb96f5b619370e67700fbf4aae5abef05c94;p=helm.git

diff --git a/matita/matita/predefined_virtuals.ml b/matita/matita/predefined_virtuals.ml
index 643f7c5ef..3b04c75b3 100644
--- a/matita/matita/predefined_virtuals.ml
+++ b/matita/matita/predefined_virtuals.ml
@@ -1517,14 +1517,15 @@ let predefined_classes = [
  ["^"; "↑"; ] ;
  ["⇑"; "⇧"; "⬆"; ] ; 
  ["⇓"; "⇩"; "⬇"; "⬊"; "➷"; ] ;
+ ["⇕"; "⇳"; "⬍"; ];
  ["↔"; "⇔"; "⬄"; "⬌"; ] ; 
  ["≤"; "≲"; "≼"; "≰"; "≴"; "⋠"; "⊆"; "⫃"; "⊑"; ];
  ["_"; "↓"; "↙"; "⎽"; "⎼"; "⎻"; "⎺"; ];
  ["<"; "≺"; "≮"; "⊀"; "〈"; "«"; "❬"; "❮"; "❰"; ] ;
  ["("; "❨"; "❪"; "❲"; "（"; ];
  [")"; "❩"; "❫"; "❳"; "）"; ];
- ["["; "〚"; ] ;
- ["]"; "〛"; ] ;
+ ["["; "⦋"; "〚"; ] ;
+ ["]"; "⦌"; "〛"; ] ;
  ["{"; "❴"; "⦃" ] ;
  ["}"; "❵"; "⦄" ] ;
  ["□"; "◽"; "▪"; "◾"; ];