Nasir al-Din Tusi

Who was Nasir al-Din Tusi?

Khawaja Muhammad ibn Muhammad ibn Hasan Tūsī, better known as Nasīr al-Dīn Tūsī, was a Persian polymath and prolific writer: An architect, astronomer, biologist, chemist, mathematician, philosopher, physician, physicist, scientist, theologian and Marja Taqleed. He was of the Ismaili-, and subsequently Twelver Shī‘ah Islamic belief. The Muslim scholar Ibn Khaldun considered Tusi to be the greatest of the later Persian scholars.