theorem Th16:
for
P being
Instruction-Sequence of
SCMPDS for
s being
0 -started State of
SCMPDS for
I,
J being
Program of st
I is_closed_on s,
P &
I is_halting_on s,
P holds
( ( for
k being
Nat st
k <= LifeSpan (
(P +* (stop I)),
s) holds
IC (Comput ((P +* (stop I)),s,k)) = IC (Comput ((P +* (stop (I ';' J))),s,k)) ) &
DataPart (Comput ((P +* (stop I)),s,(LifeSpan ((P +* (stop I)),s)))) = DataPart (Comput ((P +* (stop (I ';' J))),s,(LifeSpan ((P +* (stop I)),s)))) )