Ptolemy

100 – 170

Synthesized astronomy, geography, optics, and cartography into mathematical systems used across Eurasia for more than a millennium.

• c. 100–c. 170

  Synthesized astronomy, geography, optics, and cartography into mathematical systems used across Eurasia for more than a millennium

  Synthesized astronomy, geography, optics, and cartography into mathematical systems used across Eurasia for more than a millennium.