Sharaf al-Dīn al-Ṭūsī (1135–1213)
Born 1135 CE, died 1213 CE.
Sharaf al-Dīn al-Muẓaffar ibn Muḥammad ibn al-Muẓaffar al-Ṭūsī (Persian: شرفالدین مظفر بن محمد بن مظفر توسی; c. 1135 – c. 1213) usually shortened to Sharaf al-Dīn al-Ṭūsī, was a Persian mathematician and astronomer of the Islamic Golden Age.
Text from the Wikipedia article Sharaf_al-Din_al-Tusi, licensed CC BY-SA 4.0.