▁and ▁ ▁is ▁, ▁ ▁Alternatively , ▁the ▁Jacob i ▁set ▁is ▁the ▁collection ▁of ▁points ▁where ▁the ▁grad ients ▁of ▁the ▁functions ▁align ▁with ▁each ▁other ▁or ▁one ▁of ▁the ▁grad ients ▁van ish ▁( cite ? ), ▁for ▁some ▁, ▁ ▁Equ ival ently , ▁the ▁Jacob i ▁set ▁can ▁be ▁described ▁as ▁the ▁collection ▁of ▁critical ▁points ▁of ▁the ▁family ▁of ▁functions ▁, ▁for ▁some ▁, ▁ ▁References ▁ ▁Category : Mor se ▁theory <0x0A> </s> ▁A IA ▁or ▁A . I . A . ▁or ▁A ia ▁may ▁refer ▁to : ▁ ▁A ia ▁▁ ▁A ia , ▁a ▁small ▁town ▁in ▁the ▁Bas que ▁province ▁of ▁G ip uz ko a , ▁Spain ▁ ▁A ia , ▁current ▁K ut ais i , ▁ancient ▁capital ▁of ▁Col ch is ▁ ▁A ia , ▁another ▁name ▁for ▁A ea ▁( M alis ), ▁an ▁ancient ▁town ▁in ▁Greece ▁ ▁A ia , ▁the ▁collected ▁edition ▁of ▁E . ▁C . ▁Viv ian ' s ▁ 1 9 2 0 s ▁nov els ▁Field s ▁of ▁S leep ▁and ▁People ▁of ▁the ▁Dark ness ▁Saint ▁A ia ▁( d ied ▁c . ▁ 7 1 1 ), ▁Belg ian ▁Catholic ▁saint ▁also ▁known ▁as ▁A ye ▁ ▁A IA ▁or ▁A . I . A . ▁ ▁Academia ▁▁ ▁Abstract ▁Int ellig ent ▁Agent , ▁a ▁general ization ▁and ▁a ▁hypoth et ical ▁ess ence ▁of ▁human ▁intelligence ▁ ▁Arch ae ological ▁Institute ▁of ▁America ▁ ▁Arizona ▁Inter sch ol