let R be good Ring; for a, b being Data-Location of R
for il being Element of NAT holds NIC ((MultBy (a,b)),il) = {(succ il)}
let a, b be Data-Location of R; for il being Element of NAT holds NIC ((MultBy (a,b)),il) = {(succ il)}
let il be Element of NAT ; NIC ((MultBy (a,b)),il) = {(succ il)}
set i = MultBy (a,b);
for s being State of (SCM R) st IC s = il holds
(Exec ((MultBy (a,b)),s)) . (IC (SCM R)) = succ (IC s)
by SCMRING2:16;
hence
NIC ((MultBy (a,b)),il) = {(succ il)}
by Lm4; verum