▁June ▁ 1 9 4 4 ▁in ▁Char b onn ier - les - M ines , ▁P uy - de - D ôme ) ▁is ▁a ▁French ▁math ematic ian , ▁special izing ▁in ▁dynam ical ▁systems ▁and ▁mathematical ▁problems ▁of ▁hyd rod ynam ics . ▁ ▁Education ▁and ▁career ▁Io oss ▁attended ▁school ▁in ▁Cl erm ont - F err and ▁and ▁studied ▁at ▁the ▁É cole ▁Poly te chni que ▁from ▁ 1 9 6 4 ▁to ▁ 1 9 6 6 . ▁From ▁ 1 9 6 7 ▁to ▁ 1 9 7 2 ▁he ▁was ▁with ▁the ▁Office ▁National ▁d ' E t udes ▁et ▁de ▁Re cher ches ▁A éro sp atial es ▁( ON ER A ). ▁In ▁ 1 9 7 1 ▁he ▁received ▁his ▁doctor ate ▁from ▁the ▁Pierre ▁and ▁Marie ▁Cur ie ▁University ▁( Par is ▁ 6 ) ▁with ▁th esis ▁Thé orie ▁non ▁lin é aire ▁de ▁la ▁stabil it ▁des ▁é cou lement s ▁l am ina ires ▁under ▁the ▁super vision ▁of ▁Jean - Pierre ▁Gu ire aud . ▁Io oss ▁was ▁a ▁professor ▁from ▁ 1 9 7 2 ▁to ▁ 1 9 7 4 ▁at ▁the ▁University ▁of ▁Paris - S ud ▁in ▁Or say , ▁and ▁from ▁ 1 9 7 4 ▁at ▁the ▁University ▁of ▁Nice ▁Soph ia - Ant ip olis , ▁where ▁he ▁retired ▁in ▁ 2 0 0 7 . ▁From ▁ 1 9 9 4 ▁to ▁ 2 0 0 4