Hipparchus

Hipparchus in Harpers Dictionary of Classical Antiquities

Hipparchus, or more correctly Hipparchos (Greek: Ἵππαρχος, Hipparkhos; c. 190 BC – c. 120 BC), was a Greek astrologer, astronomer, geographer, and mathematician of the Hellenistic period. He is considered the founder of trigonometry.[1] Hipparchus was born in Nicaea (now Iznik, Turkey), and probably died on the island of Rhodes. He is known to hav...

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