, ▁or ▁sequ entially , ▁as ▁in ▁serial ▁numbers ; ▁these ▁latter ▁are ▁thus ▁properly ▁ord inal ▁numbers . ▁ ▁N arrow ly ▁defined ▁N umer ical ▁ident ifiers ▁that ▁are ▁nom inal ▁numbers ▁narrow ly ▁defined , ▁viz , ▁convey ▁no ▁information ▁other ▁than ▁identity , ▁are ▁quite ▁rare . ▁These ▁must ▁be ▁defined ▁either ▁arbitr arily ▁or ▁randomly , ▁and ▁most ▁commonly ▁arise ▁in ▁computer ▁applications , ▁such ▁as ▁dynamic ▁IP ▁addresses ▁assigned ▁by ▁Dynamic ▁Host ▁Configuration ▁Pro tocol . ▁A ▁more ▁every day ▁example ▁are ▁sports ▁squad ▁numbers , ▁which ▁do ▁not ▁in ▁general ▁have ▁any ▁public ▁meaning ▁beyond ▁identity , ▁though ▁they ▁may ▁be ▁allocated ▁based ▁on ▁some ▁internal ▁club ▁or ▁organization ▁policy . ▁In ▁some ▁settings , ▁these ▁are ▁based ▁on ▁position , ▁but ▁in ▁others ▁they ▁are ▁associated ▁with ▁an ▁individual , ▁being ▁a ▁proper ▁nom inal ▁number . ▁The ▁naming ▁function ▁is ▁demonstrated ▁by ▁" ret ired ▁numbers ", ▁where ▁a ▁club ▁no ▁longer ▁issues ▁a ▁number ▁that ▁has ▁become ▁associated ▁with ▁a ▁particularly ▁famous ▁player , ▁but ▁real loc ate ▁others ▁to ▁new ▁players ▁when ▁they ▁become ▁available ▁ ▁See ▁also ▁▁ ▁Number ing ▁scheme ▁ ▁Serial ▁number ▁ ▁Symbol ▁( programming ) ▁ ▁Un ique ▁key ▁ ▁Univers ally ▁Un ique ▁Identifier ▁ ▁External ▁links ▁Card inal , ▁Ord inal ▁and ▁Nom inal ▁Num bers ▁Card inal , ▁Ord inal , ▁and ▁Nom inal ▁Num bers ▁ ▁Category : Ident ifiers ▁Category : N umer als <0x0A> </s> ▁Charles ▁Al ston ▁Co oke ,