let P be Instruction-Sequence of SCM+FSA; :: thesis: for s being State of SCM+FSA
for I being MacroInstruction of SCM+FSA
for b being Int-Location
for a being read-write Int-Location st s . a <= 0 holds
(IExec ((while>0 (a,I)),P,s)) . b = () . b

let s be State of SCM+FSA; :: thesis: for I being MacroInstruction of SCM+FSA
for b being Int-Location
for a being read-write Int-Location st s . a <= 0 holds
(IExec ((while>0 (a,I)),P,s)) . b = () . b

let I be MacroInstruction of SCM+FSA ; :: thesis: for b being Int-Location
for a being read-write Int-Location st s . a <= 0 holds
(IExec ((while>0 (a,I)),P,s)) . b = () . b

let b be Int-Location; :: thesis: for a being read-write Int-Location st s . a <= 0 holds
(IExec ((while>0 (a,I)),P,s)) . b = () . b

let a be read-write Int-Location; :: thesis: ( s . a <= 0 implies (IExec ((while>0 (a,I)),P,s)) . b = () . b )
set D = Data-Locations ;
assume A1: s . a <= 0 ; :: thesis: (IExec ((while>0 (a,I)),P,s)) . b = () . b
b in Int-Locations by AMI_2:def 16;
then A2: b in Data-Locations by ;
hence (IExec ((while>0 (a,I)),P,s)) . b = (DataPart (IExec ((while>0 (a,I)),P,s))) . b by FUNCT_1:49
.= () . b by
.= () . b by ;
:: thesis: verum