Faasino i le vaega o loo i lalo ma tali le fesili mulimuli ane i le gagana lava lea e tasi e pei o le vaega:  Passage: Caucher Birkar (Kurdish, lit.'matematika malaga'; na fanau Fereydoun Derakhshani (Persian; Iulai 1978, i Marivan County, Kurdistan Itumalo, Iran) o se Peretania-faavae Iranian Kurdish mathematician ma se polofesa i le Iunivesite o Cambridge. Birkar o se sao taua i ona po nei birational geometry. I le 2010 na ia mauaina le Leverhulme Prize i le matematika ma fuainumera mo ana saofaga i le algebraic geometry, ma i le 2016, le AMS Moore Prize mo le tusiga "O le i ai o ni faʻataʻitaʻiga laʻititi mo ituaiga o log lautele ituaiga", Journal of the AMS (2010) (faʻatasi ma P. Cascini, C. Hacon ma J. McKernan). Na tuuina atu ia te ia le Fields Medal i le 2018, "mo lona faʻamaoniga o le faʻatapulaʻaina o Fano ituaiga ma saofaga i le laʻititi faʻataʻitaʻiga faʻafitauli".  Fesili: O ai le tagata Peresia na mauaina le Taui a Leverhulme?
Fereydoun Derakhshani