let g be FinSeq-Location ; :: thesis: for c, a being Int-Location
for s being State of SCM+FSA holds
( (Exec ((c := (g,a)),s)) . (IC ) = succ (IC s) & ex k being Element of NAT st
( k = abs (s . a) & (Exec ((c := (g,a)),s)) . c = (s . g) /. k ) & ( for b being Int-Location st b <> c holds
(Exec ((c := (g,a)),s)) . b = s . b ) & ( for f being FinSeq-Location holds (Exec ((c := (g,a)),s)) . f = s . f ) )
let c, a be Int-Location ; :: thesis: for s being State of SCM+FSA holds
( (Exec ((c := (g,a)),s)) . (IC ) = succ (IC s) & ex k being Element of NAT st
( k = abs (s . a) & (Exec ((c := (g,a)),s)) . c = (s . g) /. k ) & ( for b being Int-Location st b <> c holds
(Exec ((c := (g,a)),s)) . b = s . b ) & ( for f being FinSeq-Location holds (Exec ((c := (g,a)),s)) . f = s . f ) )
let s be State of SCM+FSA; :: thesis: ( (Exec ((c := (g,a)),s)) . (IC ) = succ (IC s) & ex k being Element of NAT st
( k = abs (s . a) & (Exec ((c := (g,a)),s)) . c = (s . g) /. k ) & ( for b being Int-Location st b <> c holds
(Exec ((c := (g,a)),s)) . b = s . b ) & ( for f being FinSeq-Location holds (Exec ((c := (g,a)),s)) . f = s . f ) )
reconsider p = g as Element of SCM+FSA-Data*-Loc by Def5;
reconsider mk = a, ml = c as Element of SCM+FSA-Data-Loc by Def4;
reconsider I = c := (g,a) as Element of SCM+FSA-Instr ;
reconsider S = s as SCM+FSA-State by CARD_3:107;
reconsider J = 9 as Element of Segm 13 by NAT_1:44;
InsCode I = 9 by RECDEF_2:def 1;
then consider i being Integer, k being Element of NAT such that
A1: k = abs (S . (I int_addr2)) and
A2: i = (S . (I coll_addr1)) /. k and
A3: SCM+FSA-Exec-Res (I,S) = SCM+FSA-Chg ((SCM+FSA-Chg (S,(I int_addr1),i)),(succ (IC S))) by SCMFSA_1:def 15;
set S1 = SCM+FSA-Chg (S,(I int_addr1),i);
A4: Exec ((c := (g,a)),s) = SCM+FSA-Chg ((SCM+FSA-Chg (S,(I int_addr1),i)),(succ (IC S))) by A3, SCMFSA_1:def 16;
hence (Exec ((c := (g,a)),s)) . (IC ) = succ (IC s) by Th7, SCMFSA_1:19; :: thesis: ( ex k being Element of NAT st
( k = abs (s . a) & (Exec ((c := (g,a)),s)) . c = (s . g) /. k ) & ( for b being Int-Location st b <> c holds
(Exec ((c := (g,a)),s)) . b = s . b ) & ( for f being FinSeq-Location holds (Exec ((c := (g,a)),s)) . f = s . f ) )
A5: ( I = [J,{},<*ml,p,mk*>] & I `3_3 = <*ml,p,mk*> ) by RECDEF_2:def 3;
then A6: I int_addr1 = ml by SCMFSA_1:def 8;
A7: I coll_addr1 = p by A5, SCMFSA_1:def 10;

hereby :: thesis: ( ( for b being Int-Location st b <> c holds
(Exec ((c := (g,a)),s)) . b = s . b ) & ( for f being FinSeq-Location holds (Exec ((c := (g,a)),s)) . f = s . f ) )

take k = k; :: thesis: ( k = abs (s . a) & (Exec ((c := (g,a)),s)) . c = (s . g) /. k )
thus k = abs (s . a) by A5, A1, SCMFSA_1:def 9; :: thesis: (Exec ((c := (g,a)),s)) . c = (s . g) /. k
thus (Exec ((c := (g,a)),s)) . c = (SCM+FSA-Chg (S,(I int_addr1),i)) . ml by A4, SCMFSA_1:20
.= (s . g) /. k by A2, A6, A7, SCMFSA_1:24 ; :: thesis: verum

end;

hereby :: thesis: for f being FinSeq-Location holds (Exec ((c := (g,a)),s)) . f = s . f

let b be Int-Location ; :: thesis: ( b <> c implies (Exec ((c := (g,a)),s)) . b = s . b )
reconsider mn = b as Element of SCM+FSA-Data-Loc by Def4;
assume A8: b <> c ; :: thesis: (Exec ((c := (g,a)),s)) . b = s . b
thus (Exec ((c := (g,a)),s)) . b = (SCM+FSA-Chg (S,(I int_addr1),i)) . mn by A4, SCMFSA_1:20
.= s . b by A6, A8, SCMFSA_1:25 ; :: thesis: verum

end;

let f be FinSeq-Location ; :: thesis: (Exec ((c := (g,a)),s)) . f = s . f
reconsider q = f as Element of SCM+FSA-Data*-Loc by Def5;
thus (Exec ((c := (g,a)),s)) . f = (SCM+FSA-Chg (S,(I int_addr1),i)) . q by A4, SCMFSA_1:21
.= s . f by SCMFSA_1:26 ; :: thesis: verum