let a be Int-Location; :: thesis: for f being FinSeq-Location

for i being Instruction of SCM+FSA st ( i = a :=len f or i = f :=<0,...,0> a ) holds

UsedIntLoc i = {a}

let f be FinSeq-Location ; :: thesis: for i being Instruction of SCM+FSA st ( i = a :=len f or i = f :=<0,...,0> a ) holds

UsedIntLoc i = {a}

let i be Instruction of SCM+FSA; :: thesis: ( ( i = a :=len f or i = f :=<0,...,0> a ) implies UsedIntLoc i = {a} )

reconsider ab = {a} as Element of Fin Int-Locations by FINSUB_1:def 5;

assume A1: ( i = a :=len f or i = f :=<0,...,0> a ) ; :: thesis: UsedIntLoc i = {a}

then ( InsCode i = 11 or InsCode i = 12 ) by SCMFSA_2:28, SCMFSA_2:29;

then UsedIntLoc i = ab by A1, Def1;

hence UsedIntLoc i = {a} ; :: thesis: verum

for i being Instruction of SCM+FSA st ( i = a :=len f or i = f :=<0,...,0> a ) holds

UsedIntLoc i = {a}

let f be FinSeq-Location ; :: thesis: for i being Instruction of SCM+FSA st ( i = a :=len f or i = f :=<0,...,0> a ) holds

UsedIntLoc i = {a}

let i be Instruction of SCM+FSA; :: thesis: ( ( i = a :=len f or i = f :=<0,...,0> a ) implies UsedIntLoc i = {a} )

reconsider ab = {a} as Element of Fin Int-Locations by FINSUB_1:def 5;

assume A1: ( i = a :=len f or i = f :=<0,...,0> a ) ; :: thesis: UsedIntLoc i = {a}

then ( InsCode i = 11 or InsCode i = 12 ) by SCMFSA_2:28, SCMFSA_2:29;

then UsedIntLoc i = ab by A1, Def1;

hence UsedIntLoc i = {a} ; :: thesis: verum