Yusuf al-Mu'taman ibn Hud

ruler of Zaragoza

1025 CE to 1085 CE

Yusuf ibn Ahmad al-Mu'taman ibn Hud is an Arab mathematician and a member of the Banu Hud family.

Al-Mu'taman rules Zaragoza from 1082 to 1085.

He is the son of the previous ruler, Ahmad ibn Sulayman al-Muqtadir.

He also writes Kitab al-Istikmal (Arabic: Book of Perfection) in mathematics.

Ceva's theorem, which is often attributed to the Italian mathematician Giovanni Ceva (d. 1734), is proved much earlier by Al-Mu'taman ibn Hud.

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People: Yusuf al-Mu'taman ibn Hud
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