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Eudoxus, son of Aeschines, was born and died in Cnidus (also transliterated Knidos), a city on the southwest coast of Anatolia. [3] The years of Eudoxus' birth and death are not fully known but Diogenes Laërtius gave several biographical details, mentioned that Apollodorus said he reached his acme in the 103rd Olympiad (368– 365 BC), and claimed he died in his 53rd year.
Gregory of Saint Vincent. The idea originated in the late 5th century BC with Antiphon, although it is not entirely clear how well he understood it. [1] The theory was made rigorous a few decades later by Eudoxus of Cnidus, who used it to calculate areas and volumes.
Animation depicting Eudoxus' model of retrograde planetary motion. The two innermost homocentric spheres of his model are represented as rings here, each turning with the same period but in opposite directions, moving the planet along a figure-eight, or hippopede. Eudoxus of Cnidus was the first astronomer to develop the concept of concentric ...
Ptolemy appointed Eudoxus of Cyzicus, who made two voyages from Egypt to India. The first, in 118 BC, was guided by the Indian sailor. After Eudoxus returned with a cargo of aromatics and precious stones a second voyage was undertaken in 116 BC. Eudoxus navigated the second voyage, sailing without a guide.
Made contributions to economics, science, mathematics, theology and philosophy. Ibn Khaldun (1332 ... Eudoxus of Cnidus (c. 408 – 355 BC). Pupil of Plato.
Callippus was born at Cyzicus, and studied under Eudoxus of Cnidus at the Academy of Plato. He also worked with Aristotle at the Lyceum, which means that he was active in Athens prior to Aristotle's death in 322 BC. He observed the movements of the planets and attempted to use Eudoxus' scheme of connected spheres to account for their movements.
Eudoxus may refer to: Eudoxus of Cnidus (c. 395–390 BC – c. 342–337 BC), Greek astronomer and mathematician, student of Plato Eudoxus of Cyzicus ( fl. c. 130 BC), Greek navigator who explored the Arabian Sea for Ptolemy VIII of Egypt
Famed ancient philosopher Eudoxus of Cnidus established a school at Cyzicus and went with his pupils to Athens, visiting Plato. Later he returned to Anatolia to his hometown of Cnidus, and died circa 350 BC. [2] The era of Olympiads in Cyzicus was reckoned from 135 or 139.