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(* $Id$ *)
Require Export Le.
Require Export Lt.
Require Export Plus.
Require Export Gt.
Require Export Minus.
Require Export Mult.
Require Export Between.
Require Export Minus.
Axiom My_special_variable : nat -> nat.
Grammar nat number :=.
Grammar constr constr10 :=
natural_nat [ nat:number($c) ] -> [$c].
Grammar constr pattern :=
natural_pat [ nat:pat_number($c) ] -> [$c].
Syntax constr
level 0:
myspecialvariable [ My_special_variable ] -> ["S"];
level 10:
S [ (S $p) ] -> [$p:"nat_printer"]
| O [ O ] -> [ "0" ]
.
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