Ptolemy (85 - 165) - Biography - MacTutor History of Mathematics

Ptolemy was the most influential of Greek astronomers and geographers of his time. He propounded the geocentric theory of the solar system that prevailed for 1400 years.

Pictures of Ptolemy - MacTutor History of Mathematics

Early Proofs of the Pythagorean Theorem by Leonardo Da Vinci, Ptolemy, Thabit ibn Qurra, and Garfield - Owlcation

Claudius Ptolemy - Biography, Facts and Pictures

Dauben J.W. (Ed.) The History of Mathematics From Antiquity To The Present PDF, PDF, Teaching Mathematics

Claudius Ptolemy: Born: About 85 in Egypt Died: About 165 in Alexandria, Egypt, PDF, Ptolemy

Mathematical Treasures: The Linda Hall Library

Ptolemy, Accomplishments, Biography, & Facts

Ptolemaeus hi-res stock photography and images - Alamy

The Origin of Modern Astronomy - ppt download

Hypatia, Diophantus and Ptolemy — Living Math