mathtext examples from Bonn

examples/mathtext/Symbols.gf

@@ -0,0 +1,10 @@
+abstract Symbols = {
+
+cat 
+  Exp ; 
+
+fun 
+--  EInt : Int -> Expp ; --- clashes with EVar...
+  EVar : String -> Exp ;
+  EIn, EPlus, ETimes, EEq, EGt, ELt : Exp -> Exp -> Exp ;
+}