let il be Element of NAT ; :: thesis: for a, b being Int-Location holds NIC ((SubFrom (a,b)),il) = {(succ il)}
let a, b be Int-Location ; :: thesis: NIC ((SubFrom (a,b)),il) = {(succ il)}
set i = SubFrom (a,b);
for s being State of SCM+FSA st IC s = il holds
(Exec ((SubFrom (a,b)),s)) . (IC SCM+FSA) = succ (IC s) by SCMFSA_2:91;
hence NIC ((SubFrom (a,b)),il) = {(succ il)} by Lm5; :: thesis: verum