--- a/doc-src/Codegen/Thy/examples/nat_binary.ML Tue Jul 17 22:34:29 2012 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,17 +0,0 @@
-structure Nat =
-struct
-
-datatype nat = Dig1 of nat | Dig0 of nat | One_nat | Zero_nat;
-
-fun plus_nat (Dig1 m) (Dig1 n) = Dig0 (plus_nat (plus_nat m n) One_nat)
- | plus_nat (Dig1 m) (Dig0 n) = Dig1 (plus_nat m n)
- | plus_nat (Dig0 m) (Dig1 n) = Dig1 (plus_nat m n)
- | plus_nat (Dig0 m) (Dig0 n) = Dig0 (plus_nat m n)
- | plus_nat (Dig1 m) One_nat = Dig0 (plus_nat m One_nat)
- | plus_nat One_nat (Dig1 n) = Dig0 (plus_nat n One_nat)
- | plus_nat (Dig0 m) One_nat = Dig1 m
- | plus_nat One_nat (Dig0 n) = Dig1 n
- | plus_nat m Zero_nat = m
- | plus_nat Zero_nat n = n;
-
-end; (*struct Nat*)