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 1421
Ahmad ibn Majid was one of the most famous Arab navigators. He became famous in the West as the navigator who has been associated with helping Vasco da Gama find his way from Africa to India. He was the author of nearly 40 works of poetry and prose. His most important work was Kitab al-Fawa’id fi Us...
Died on 912
Ahmad Ibn Yusuf ibn Ibrahim ibn al-Daya al Misri, (the latter word means the Egyptian). He flourished in Egypt in the second half of the 9th century and died about 912. He set up some of the earliest foundations of modern mathematics and in medieval Europe, he was known as Ametus filius Joseph.
The making of astrolabes, a branch of applied science of great status, was practiced by one woman, Al-'Ijliyah bint al-'Ijli al-Asturlabi, who followed her father's profession in Aleppo and was employed at the court of Sayf al-Dawlah (333 H/944 CE-357/967), one of the powerful Hamdanid rulers in nor...