Taqi al-Din Muhammad ibn Ma'ruf al-Shami al-Asadi (Arabic: ??? ????? ???? ?? ????? ??????; Modern Turkish: Takiyuddin) (1526-1585) was an Ottoman Turkish Muslim polymath. He was the author of more than 90 books on a wide variety of subjects; including astronomy; clocks; engineering; mathematics; mechanics; optics and natural philosophy.

Taqi al-Din's method of finding coordinates of stars was reportedly more precise from his contemporary Tycho Brahe and Nicolas Copernicus. Brahe is thought to be aware of Taqi al-Din's work. Pictures From History