set i = MultBy a,k1,b,k2;
for s being State of SCMPDS holds (Exec (MultBy a,k1,b,k2),s) . (IC SCMPDS ) = succ (IC s) by SCMPDS_2:63;
then Load (MultBy a,k1,b,k2) is parahalting by Lm2;
hence MultBy a,k1,b,k2 is parahalting by Def2; :: thesis: verum