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.

Claudius Ptolemy, Greek mathematician and astronomer

Claudius Ptolemy - Biography, Facts and Pictures

History of mathematics - Wikipedia

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

Hypatia, Diophantus and Ptolemy — Living Math

Hebrew Illuminated Manuscripts Labban : Medieval Text Manuscripts

Regiomontanus (1436 - 1476) - Biography - MacTutor History of Mathematics

Mathematics - Wikipedia

Euclid (325 BC - 265 BC) - Biography - MacTutor History of Mathematics

The New Astronomy at the Dawn of the Scientific Revolution