Scholars A-Z

Born on 1320 Died on 1380
Shams al-Dīn Abū ʿAbd Allāh Muḥammad ibn Muḥammad al-Khalīlī was a Syrian astronomer who compiled extensive tables for astronomical use. He worked for most of his life as a religious timekeeper (muwaqqit) at the Umayyad Mosque in Damascus.
Abu al-Fath Abd al-Rahman Mansour al-Khāzini was a Muslim astronomer of Greek ethnicity from Merv, then in the Khorasan province of Persia (located in today's Turkmenistan). Merv was known for its literary and scientific achievements.
Born on 940 Died on 1000
Al-Khujandi was an Islamic astronomer and mathematician. He made accurate astronomical observations and may have made some advances in trigonometry.
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...

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