let s be State of SCM+FSA ; for I, J being Program of SCM+FSA st I is_closed_on Initialized s & I is_halting_on Initialized s holds
( ( for k being Element of NAT st k <= LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I)) holds
( IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) & CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) ) ) & DataPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = DataPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) & IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) )
let I, J be Program of SCM+FSA ; ( I is_closed_on Initialized s & I is_halting_on Initialized s implies ( ( for k being Element of NAT st k <= LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I)) holds
( IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) & CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) ) ) & DataPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = DataPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) & IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) ) )
assume A1:
I is_closed_on Initialized s
; ( not I is_halting_on Initialized s or ( ( for k being Element of NAT st k <= LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I)) holds
( IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) & CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) ) ) & DataPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = DataPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) & IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) ) )
set s2 = s +* (Initialized (I ';' J));
A2:
( s +* (Initialized (Directed I)) = (Initialized s) +* ((Directed I) +* (Start-At 0 ,SCM+FSA )) & s +* (Initialized (I ';' J)) = (Initialized s) +* ((I ';' J) +* (Start-At 0 ,SCM+FSA )) )
by Th13;
A3:
(Directed I) ';' J = I ';' J
by Th41;
set s1 = s +* (Initialized I);
assume A4:
I is_halting_on Initialized s
; ( ( for k being Element of NAT st k <= LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I)) holds
( IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) & CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) ) ) & DataPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = DataPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) & IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) )
s +* (Initialized I) = (Initialized s) +* (I +* (Start-At 0 ,SCM+FSA ))
by Th13;
then A5:
(LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1 = pseudo-LifeSpan (Initialized s),(Directed I)
by A1, A4, Lm2;
A6:
Directed I is_pseudo-closed_on Initialized s
by A1, A4, Lm2;
hereby ( DataPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = DataPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) & IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) )
let k be
Element of
NAT ;
( k <= LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I)) implies ( IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) & CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) ) )A7:
Directed I c= Initialized (Directed I)
by SCMFSA6A:26;
then A8:
dom (Directed I) c= dom (Initialized (Directed I))
by GRFUNC_1:8;
assume
k <= LifeSpan (ProgramPart (s +* (Initialized I))),
(s +* (Initialized I))
;
( IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) & CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) )then A9:
k < pseudo-LifeSpan (Initialized s),
(Directed I)
by A5, NAT_1:13;
hence A10:
IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k)
by A2, A3, A6, Th32, COMPOS_1:24;
CurInstr (ProgramPart (s +* (Initialized (Directed I)))),(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) = CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k)A11:
I ';' J c= Initialized (I ';' J)
by SCMFSA6A:26;
then A12:
dom (I ';' J) c= dom (Initialized (I ';' J))
by GRFUNC_1:8;
s +* (Initialized (Directed I)) = (Initialized s) +* ((Directed I) +* (Start-At 0 ,SCM+FSA ))
by Th13;
then A13:
IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) in dom (Directed I)
by A6, A9, Def5;
Y:
(ProgramPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k)) /. (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k)) = (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) . (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k))
by COMPOS_1:38;
Z:
(ProgramPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k)) /. (IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k)) = (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k) . (IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k))
by COMPOS_1:38;
A14:
Directed I c= I ';' J
by SCMFSA6A:55;
then A15:
dom (Directed I) c= dom (I ';' J)
by GRFUNC_1:8;
then A16:
IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) in dom (I ';' J)
by A13;
TX:
ProgramPart (s +* (Initialized (Directed I))) = ProgramPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k)
by AMI_1:123;
TY:
ProgramPart (s +* (Initialized (I ';' J))) = ProgramPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k)
by AMI_1:123;
thus CurInstr (ProgramPart (s +* (Initialized (Directed I)))),
(Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k) =
(s +* (Initialized (Directed I))) . (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k))
by Y, TX, AMI_1:54
.=
(Initialized (Directed I)) . (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k))
by A13, A8, FUNCT_4:14
.=
(Directed I) . (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k))
by A13, A7, GRFUNC_1:8
.=
(I ';' J) . (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k))
by A13, A14, GRFUNC_1:8
.=
(Initialized (I ';' J)) . (IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),k))
by A13, A15, A11, GRFUNC_1:8
.=
(s +* (Initialized (I ';' J))) . (IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k))
by A10, A16, A12, FUNCT_4:14
.=
CurInstr (ProgramPart (s +* (Initialized (I ';' J)))),
(Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),k)
by Z, TY, AMI_1:54
;
verum
end;
Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1), Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1) equal_outside NAT
by A1, A4, A2, A3, A5, Lm2, Th32;
hence
( DataPart (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = DataPart (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) & IC (Comput (ProgramPart (s +* (Initialized (Directed I)))),(s +* (Initialized (Directed I))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) = IC (Comput (ProgramPart (s +* (Initialized (I ';' J)))),(s +* (Initialized (I ';' J))),((LifeSpan (ProgramPart (s +* (Initialized I))),(s +* (Initialized I))) + 1)) )
by COMPOS_1:24, SCMFSA6A:39; verum