let k1, k2 be Integer; for a being Int_position holds not AddTo (a,k1,k2) is halting
let a be Int_position ; not AddTo (a,k1,k2) is halting
consider s being State of SCMPDS;
(Exec ((AddTo (a,k1,k2)),s)) . (IC SCMPDS) = succ (IC s)
by Th60;
hence
not AddTo (a,k1,k2) is halting
by Th76; verum