let s be State of SCM+FSA; for p being Instruction-Sequence of SCM+FSA
for a being Int-Location
for I being Program of SCM+FSA st I is parahalting holds
ProperTimesBody a,I,s,p
let p be Instruction-Sequence of SCM+FSA; for a being Int-Location
for I being Program of SCM+FSA st I is parahalting holds
ProperTimesBody a,I,s,p
let a be Int-Location ; for I being Program of SCM+FSA st I is parahalting holds
ProperTimesBody a,I,s,p
let I be Program of SCM+FSA; ( I is parahalting implies ProperTimesBody a,I,s,p )
assume A1:
I is parahalting
; ProperTimesBody a,I,s,p
then reconsider I9 = I as parahalting Program of SCM+FSA ;
let k be Element of NAT ; SFMASTR2:def 4 ( k < s . a implies ( I is_closed_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I)) & I is_halting_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I)) ) )
assume
k < s . a
; ( I is_closed_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I)) & I is_halting_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I)) )
I9 is paraclosed
;
hence
I is_closed_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I))
by SCMFSA7B:18; I is_halting_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I))
thus
I is_halting_on (StepTimes (a,I,p,s)) . k,p +* (times* (a,I))
by A1, SCMFSA7B:19; verum