Nasir al-DIn Tusi 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.
Iran - Ibn Khaldun, May 27, 1332 AD/732 AH – March 19, 1406 AD/808 AH was a Muslim historiographer and historian who is often viewed as one of the fathers of modern historiography, sociology and economics.
14 of the Oldest Mosques in the World | Sacred Footsteps | Zaytuna Mosque, Tunis, Tunisia: 113 AH. " According to historian Ibn Khaldun, the mosque was built in 731AD. The building was also host to one of the earliest universities of Islam, producing a number of scholars, including Ibn Khaldun himself. The columns within the mosque were recycled from the Roman city of Carthage."
"Ibn Khaldun was a brilliant North African polymath of Arab descent who was born Tunis but travelled extensively throughout North Africa. He was a statesman, philosopher, Islamic theologian and jurist, historian, astronomer, mathematician, economist, poet, and social scientist and is widely considered to be the father of historiography, cultural history, demography, philosophy of history, and sociology." - @Davia Bailey
Nasir al-Din al-Tusi - Wikipedia, the free encyclopedia, considered the best astronomer between Ptolemy and Copernicus, Khawaja Muhammad ibn Muhammad ibn Hasan Tūsī (born 18 February 1201 in Ṭūs, Khorasan – died on 26 June 1274 in Baghdad), better known as Nasīr al-Dīn Tūsī or simply Tusi in the West), was a Persian polymath and prolific writer: an architect, astronomer, biologist, chemist, mathematician, philosopher, physician, physicist, scientist, The Muslim scholar Ibn Khaldun…