1.1 --- a/doc-src/IsarAdvanced/Codegen/Thy/examples/fac.ML	Mon Mar 02 16:58:39 2009 +0100
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,22 +0,0 @@
     1.4 -structure Nat = 
     1.5 -struct
     1.6 -
     1.7 -datatype nat = Suc of nat | Zero_nat;
     1.8 -
     1.9 -val one_nat : nat = Suc Zero_nat;
    1.10 -
    1.11 -fun plus_nat (Suc m) n = plus_nat m (Suc n)
    1.12 -  | plus_nat Zero_nat n = n;
    1.13 -
    1.14 -fun times_nat (Suc m) n = plus_nat n (times_nat m n)
    1.15 -  | times_nat Zero_nat n = Zero_nat;
    1.16 -
    1.17 -end; (*struct Nat*)
    1.18 -
    1.19 -structure Codegen = 
    1.20 -struct
    1.21 -
    1.22 -fun fac (Nat.Suc n) = Nat.times_nat (Nat.Suc n) (fac n)
    1.23 -  | fac Nat.Zero_nat = Nat.one_nat;
    1.24 -
    1.25 -end; (*struct Codegen*)