let S be COM-Struct ; for F, G being Program of S holds (F ';' G) . (LastLoc F) = (IncAddr (G,((card F) -' 1))) . 0
let F, G be Program of S; (F ';' G) . (LastLoc F) = (IncAddr (G,((card F) -' 1))) . 0
set k = (card F) -' 1;
A1:
LastLoc F = 0 + ((card F) -' 1)
by AFINSQ_1:70;
A2:
0 in dom (IncAddr (G,((card F) -' 1)))
by AFINSQ_1:65;
dom (Reloc (G,((card F) -' 1))) = { (m + ((card F) -' 1)) where m is Nat : m in dom (IncAddr (G,((card F) -' 1))) }
by VALUED_1:def 12;
then
LastLoc F in dom (Reloc (G,((card F) -' 1)))
by A1, A2;
hence (F ';' G) . (LastLoc F) =
(Reloc (G,((card F) -' 1))) . (LastLoc F)
by FUNCT_4:13
.=
(IncAddr (G,((card F) -' 1))) . 0
by A1, A2, VALUED_1:def 12
;
verum