Abu Abdullah Muhammad bin Musa al-Khwarizmi
Frae Wikipedia
Abu Abdullah Muhammad bin Musa al-Khwarizmi (Arabic: محمد بن موسى الخوارزمي) wis a mathematician, astronomer, astrologer an geographer frae Persia. He is thocht tae be born in 780AD an dee'd aboot 850AD.
He wrate a beuk cried al-Kitāb al-mukhtaṣar fī ḥisāb al-jabr wa-l-muqābala ((Arabic: الكتاب المختصر في حساب الجبر والمقابلة, "The beuk o summary anent calculatin bi transposeition an reduction"). This wis the first beuk anent reddin linear an quadratic equations. In fact, we get the wird algorithm frae his name (al-Khwarizmi).
Forby thon, he's kent for his wark wi algebra an giein the Wast the mathematical nummer zero an aw.