(* This file was originally generated by why.
   It can be modified; only the generated parts will be overwritten. *)

Require Import Why.





(* Why obligation from file "wpcalls.mlw", line 12, characters 13-23: *)
(*Why goal*) Lemma p_po_1 : 
  forall (x0: Z),
  forall (x: Z),
  forall (HW_1: x = (1 - x0)),
  forall (x1: Z),
  forall (HW_2: x1 = (1 - x)),
  x1 = x0.
Proof.
intuition.
Save.

