Claudius Ptolemy, Greek mathematician and astronomer

Claudius Ptolemy was a 2nd century Greek mathematician, astronomer and geographer famous for his controversial geocentric theory of the universe, which would form the basis of our understanding of the motions of stars and planets for over than a thousand years.

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Claudius Ptolemy Biography - Life of Greco-Roman Astronomer

Image of Map Of The World After Claudius Ptolemy (c.100-170), Greek Astronomer, Mathematician And Geographer. Cosmography By Sebastian Münster (1488-1552). Full Credit: Roger-Viollet / Granger -- All Rights Reserved. From Granger

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Ptolemy

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Ptolemy Famous Mathematicians

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Ptolemy, Accomplishments, Biography, & Facts

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Ptolemy, Accomplishments, Biography, & Facts

Ptolemy - Wikipedia