Famous People with Name Qutb

Qutb Al-Din Al-Shirazi            Origin/Culture/Country:

Qutb Al-Din Al-Shirazi: was a 13th century Persian Muslim astronomer, mathematician, physician, physicist and scientist and from Shiraz, Iran.He and his master Nasir al-Din Tusi wrote critiques of the Almagest of Ptolemy. He also continued the optical studies of Alhazen. It was Qutb al-Din who first gave a correct explanation for the formation of the rainbow, which was elaborated on by his student Kamal al-Din al-Farisi.He produced two prominent works on astronomy - The Limit of Accomplishment concerning Knowledge of the Heavens (Nihayat al-idrak fi dirayat al-aflak) completed in 1281, and The Royal Present (Al-Tuhfat al-Shahiya) completed in 1284. Both presented his models for planetary motion, improving on Ptolemy's principles. [1] In his The Limit of Accomplishment concerning Knowledge of the Heavens, he also discussed the possibility of heliocentrism.[2]