mathtext examples from Bonn

examples/mathtext/LogicI.gf

@@ -0,0 +1,48 @@
+incomplete concrete LogicI of Logic = SymbolsX ** open 
+  LexLogic, 
+  Syntax, 
+  Symbolic, 
+  (Lang = Lang), -- for SSubjS
+  Prelude in {
+lincat
+  Prop = S ; 
+  Atom = Cl ; 
+  Ind = NP ; 
+  Dom = N ; 
+  Var = NP ; 
+  [Prop] = [S] ; 
+  [Var] = NP * Bool ;
+lin
+  And = mkS and_Conj ;
+  Or = mkS or_Conj ;
+  If A B = mkS (mkAdv if_Subj A) B ;
+  Iff A B = Lang.SSubjS A iff_Subj B ;
+  Not A = 
+    Lang.SSubjS
+      (mkS negativePol (mkCl 
+        (mkVP (mkNP the_Quant case_N)))) that_Subj A ; 
+  All xs A B = mkS (mkAdv for_Prep (mkNP all_Predet 
+                 (mkNP all_Det (mkCN A xs.p1)))) B ;
+  Exist xs A B = mkS (mkCl (indef xs.p2 
+                   (mkCN (mkCN A xs.p1) (mkAP (mkAP such_A) B)))) ;
+  PAtom = mkS ;
+  NAtom = mkS negativePol ;
+  MkVar s = symb (dollar s.s) ;
+  BaseProp = mkListS ;
+  ConsProp = mkListS ;
+  BaseVar x = <x,False> ;
+  ConsVar x xs = <mkNP and_Conj (mkListNP x xs.p1), True> ;
+
+  PExp e = symb (mkSymb (dollar e.s)) ;
+  IExp e = symb (dollar e.s) ;
+
+lincat
+  Pred1 = VP ;
+  Pred2 = VPSlash ;
+lin
+  PredPred1 f x = mkCl x f ;
+  PredPred2 f x y = mkCl x (mkVP f y) ;
+
+oper 
+  dollar : Str -> Str = \s -> "$" ++ s ++ "$" ;
+}