# Scholars A-Z

Without a doubt, the greatest of all scholars to come from Merv was al-Khazini. Abderahman al-Khazini flourished ca. 1115-ca 1130 at Merv. He was a slave boy to whom his master gave the best education in mathematical and philosophical subjects. He became a mathematical practitioner under the patrona...

Born on 940
Died on 1000

Abû Mahmûd Hâmîd ibn al Khidr al Khujandi (10th century) constructed an instrument, made of an arc of a sity degree of meridian, and called Suds al Fakhri, for the measurement of the obliquity of the ecliptic. It has a radius of about twenty metres, and surpassed all previous ones in size. This arc...

Born on 780
Died on 850

A Muslim mathematician, astronomer, and geographer, who wrote on Hindu-Arabic numerals and was among the first to use zero as a place holder in positional base notation. The word algorithm derives from his name. His algebra treatise Hisab al-jabr w'al-muqabala gives us the word algebra and can be co...

Born on 801
Died on 873

A Muslim Arab polymath who flourished in Baghdad (c. 801–873 CE). He was a philosopher, scientist, astronomer, chemist, mathematician, musician, physician, and physicist. Al-Kindi was the first of the Muslim Peripatetic philosophers, and among his numerous other accomplishments he is well known for...