let s be State of SCM+FSA; for I being Program of SCM+FSA holds IExec (I,s) = IExec (I,(Initialized s))
set A = NAT ;
set D = Int-Locations \/ FinSeq-Locations;
let I be Program of SCM+FSA; IExec (I,s) = IExec (I,(Initialized s))
A1:
for x being set st x in NAT holds
s . x = (Initialized s) . x
by SCMFSA6C:3;
dom (Initialized s) = ((Int-Locations \/ FinSeq-Locations) \/ {(IC SCM+FSA)}) \/ NAT
by SCMFSA6A:34;
then A2:
NAT c= dom (Initialized s)
by XBOOLE_1:7;
dom s = ((Int-Locations \/ FinSeq-Locations) \/ {(IC SCM+FSA)}) \/ NAT
by SCMFSA6A:34;
then
NAT c= dom s
by XBOOLE_1:7;
then A3:
s | NAT = (Initialized s) | NAT
by A2, A1, FUNCT_1:165;
X:
(Initialized s) +* (Initialized I) = s +* (Initialized I)
by SCMFSA8A:8;
thus IExec (I,s) =
(Result ((ProgramPart (s +* (Initialized I))),(s +* (Initialized I)))) +* (s | NAT)
by SCMFSA6B:def 1
.=
(Result ((ProgramPart ((Initialized s) +* (Initialized I))),((Initialized s) +* (Initialized I)))) +* (s | NAT)
by X
.=
IExec (I,(Initialized s))
by A3, SCMFSA6B:def 1
; verum