let a be Int_position ; for i being Integer
for m being Element of NAT
for I being Program of SCMPDS holds
( m < (card I) + 2 iff m in dom (while<0 a,i,I) )
let i be Integer; for m being Element of NAT
for I being Program of SCMPDS holds
( m < (card I) + 2 iff m in dom (while<0 a,i,I) )
let m be Element of NAT ; for I being Program of SCMPDS holds
( m < (card I) + 2 iff m in dom (while<0 a,i,I) )
let I be Program of SCMPDS ; ( m < (card I) + 2 iff m in dom (while<0 a,i,I) )
card (while<0 a,i,I) = (card I) + 2
by Th6;
hence
( m < (card I) + 2 iff m in dom (while<0 a,i,I) )
by AFINSQ_1:70; verum