let N be non empty with_non-empty_elements set ; for S being non empty stored-program IC-Ins-separated steady-programmed definite AMI-Struct of N
for il being Element of NAT
for I being Element of the Instructions of S
for f being FinPartState of S st f = il .--> I holds
f is autonomic
let S be non empty stored-program IC-Ins-separated steady-programmed definite AMI-Struct of N; for il being Element of NAT
for I being Element of the Instructions of S
for f being FinPartState of S st f = il .--> I holds
f is autonomic
let il be Element of NAT ; for I being Element of the Instructions of S
for f being FinPartState of S st f = il .--> I holds
f is autonomic
let I be Element of the Instructions of S; for f being FinPartState of S st f = il .--> I holds
f is autonomic
let f be FinPartState of S; ( f = il .--> I implies f is autonomic )
assume A1:
f = il .--> I
; f is autonomic
A2:
dom f = {il}
by A1, FUNCOP_1:19;
let s1, s2 be State of S; AMI_1:def 25 ( not f c= s1 or not f c= s2 or for b1 being Element of NAT holds (Comput (ProgramPart s1),s1,b1) | (proj1 f) = (Comput (ProgramPart s2),s2,b1) | (proj1 f) )
assume that
A3:
f c= s1
and
A4:
f c= s2
; for b1 being Element of NAT holds (Comput (ProgramPart s1),s1,b1) | (proj1 f) = (Comput (ProgramPart s2),s2,b1) | (proj1 f)
let i be Element of NAT ; (Comput (ProgramPart s1),s1,i) | (proj1 f) = (Comput (ProgramPart s2),s2,i) | (proj1 f)
set a = (Comput (ProgramPart s1),s1,i) | (dom f);
set b = (Comput (ProgramPart s2),s2,i) | (dom f);
A5:
for s being Function st f c= s holds
s . il = I
A7:
for x being set st x in {il} holds
((Comput (ProgramPart s1),s1,i) | (dom f)) . x = ((Comput (ProgramPart s2),s2,i) | (dom f)) . x
proof
let x be
set ;
( x in {il} implies ((Comput (ProgramPart s1),s1,i) | (dom f)) . x = ((Comput (ProgramPart s2),s2,i) | (dom f)) . x )
assume A8:
x in {il}
;
((Comput (ProgramPart s1),s1,i) | (dom f)) . x = ((Comput (ProgramPart s2),s2,i) | (dom f)) . x
then A9:
x = il
by TARSKI:def 1;
thus ((Comput (ProgramPart s1),s1,i) | (dom f)) . x =
(Comput (ProgramPart s1),s1,i) . x
by A2, A8, FUNCT_1:72
.=
I
by A1, A3, A5, A9, AMI_1:81
.=
(Comput (ProgramPart s2),s2,i) . x
by A1, A4, A5, A9, AMI_1:81
.=
((Comput (ProgramPart s2),s2,i) | (dom f)) . x
by A2, A8, FUNCT_1:72
;
verum
end;
X:
il in NAT
;
NAT c= the carrier of S
by AMI_1:def 3;
then
il in the carrier of S
by X;
then A10:
{il} c= the carrier of S
by ZFMISC_1:37;
then
{il} c= dom (Comput (ProgramPart s2),s2,i)
by PARTFUN1:def 4;
then A11:
dom ((Comput (ProgramPart s2),s2,i) | (dom f)) = {il}
by A2, RELAT_1:91;
{il} c= dom (Comput (ProgramPart s1),s1,i)
by A10, PARTFUN1:def 4;
then
dom ((Comput (ProgramPart s1),s1,i) | (dom f)) = {il}
by A2, RELAT_1:91;
hence
(Comput (ProgramPart s1),s1,i) | (dom f) = (Comput (ProgramPart s2),s2,i) | (dom f)
by A11, A7, FUNCT_1:9; verum