Mohammad ibn Hassan al-Tusi, commonly known as Nasir al-Din al-Tusi, was a prominent 13th century scholar and an influential figure in the history of science and Islamic thought. His long list of contributions include the founding of the Maragheh observatory, a library with over 400,000 books, and many other contributions in the fields of math, astronomy, and philosophy, among others.
Home Modern Astronomy Owes This Man!
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JB
Great video thank you