X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=components%2Fcontent_pres%2FcicNotationLexer.ml;h=749731bdafcf9038923c213757f652b896c0d56c;hb=061e94c62f89915a193ebd342cefe4be1f8d2869;hp=fb459a94e36bada765133844b82235626573770b;hpb=27ce29cfef1e71c00ee19d2c00c9f425f9efb031;p=helm.git

diff --git a/components/content_pres/cicNotationLexer.ml b/components/content_pres/cicNotationLexer.ml
index fb459a94e..749731bda 100644
--- a/components/content_pres/cicNotationLexer.ml
+++ b/components/content_pres/cicNotationLexer.ml
@@ -123,6 +123,7 @@ let _ =
     [ ("->", <:unicode<to>>);   ("=>", <:unicode<Rightarrow>>);
       ("<=", <:unicode<leq>>);  (">=", <:unicode<geq>>);
       ("<>", <:unicode<neq>>);  (":=", <:unicode<def>>);
+      ("==", <:unicode<equiv>>);
     ]
 
 let regexp uri_step = [ 'a' - 'z' 'A' - 'Z' '0' - '9' '_' '-' ''' ]+