Born on 900 Died on 971
Abu Jafar al-Khazin may have worked on both astronomy and number theory. Please click here for more information.
Ahmad ibn Fadlan was a writer and traveler. He was sent as the secretary to an ambassador from the Abbasid Caliph al-Muqtadir from Baghdad to the Volga Bulgars by the Black Sea and the Caspian.
Born on 718
In the year 248 AH (862-3 CE), a bookseller arrived in Basra from the province of Khurasan in North-east Persia, bringing with him a dictionary of the Arabic language in forty-eight parts or copy-books. Its title was "Kitab al-'Ain" (the book of the letter 'Ain), and it was ascribed to a famous scho...