for P being Instruction-Sequence of SCMPDS
for s being 0 -started State of SCMPDS
for I being parahalting Program of holds
( not I c= P or CurInstr (P,(Comput (P,s,(LifeSpan ((P +* (stop I)),s))))) = halt SCMPDS or IC (Comput (P,s,(LifeSpan ((P +* (stop I)),s)))) = card I )