more characters shortcuts

diff --git a/matita/matita/predefined_virtuals.ml b/matita/matita/predefined_virtuals.ml
index c14fe8ace19109826941b9899632f74248b6c65b..72fca431c9c56009aec29d15d4e85bc424fbb587 100644 (file)
--- a/matita/matita/predefined_virtuals.ml
+++ b/matita/matita/predefined_virtuals.ml
@@ -1503,17 +1503,24 @@ let load_predefined_virtuals () =
 ;;
 
 let predefined_classes = [
- ["→"; "⇉"; "⇒"; "⇝"; "⇾"; "⤍"; "⤏"; "⤳"; "⥤"; "⥰"; "➾"; ] ;
+ ["→"; "⇝"; "⇾"; "⤍"; "⤏"; "⤳"; ] ;
+ ["⇒"; "➾"; "⇨"; "➡"; "⇉"; "⥤"; "⥰"; ] ;
+ ["⇑"; "⇧"; "⬆"; ] ; 
+ ["⇓"; "⇩"; "⬇"; ] ;
+ ["⇔"; "⬄"; "⬌"; ] ; 
  ["≤"; "≲"; "≼"; "≰"; "≴"; "⋠"; ];
  ["_" ; "⎽"; "⎼"; "⎻"; "⎺"; ];
- ["<"; "≺"; "≮"; "⊀"; "〈"; "«"; "❬"; "❮"; "❰";] ;
+ ["<"; "≺"; "≮"; "⊀"; "〈"; "«"; "❬"; "❮"; "❰"; ] ;
  ["("; "❨"; "❪"; "❲"; "（"; ];
- [")"; "❩"; "❫"; "❳"; "）"; ]; 
- ["{"; "❴";];
- ["}"; "❵";];
+ [")"; "❩"; "❫"; "❳"; "）"; ];
+ ["["; "〚"; ] ;
+ ["]"; "〛"; ] ;  
+ ["{"; "❴"; "⦃" ] ;
+ ["}"; "❵"; "⦄" ] ;
  ["□"; "◽"; "▪"; "◾"; ];
- ["◊"; "♢"; "⧫"; "♦"; "⟐"; "⟠"; ];
- [">"; "〉"; "»"; "❭"; "❯"; "❱"; ];       
+ ["◊"; "♢"; "⧫"; "♦"; "⟐"; "⟠"; ] ;
+ ["▸"; "►"; "▶"; ] ;
+ [">"; "〉"; "»"; "❭"; "❯"; "❱"; ] ;       
  ["a"; "α"; "𝕒"; "𝐚"; "𝛂"; "ⓐ"; ] ;
  ["A"; "ℵ"; "𝔸"; "𝐀"; "Ⓐ"; ] ;
  ["b"; "β"; "ß"; "𝕓"; "𝐛"; "𝛃"; "ⓑ"; ] ;