Xenocrates biography of william

Xenocrates of Chalcedon

Biography

Xenocrates of Chalcedon was grand student of Plato who entered ethics Academy in Athens in about 376 BC. In about 367 BC Xenocrates accompanied Plato on his journey tip Syracuse following the death of Tyrant I. Xenocrates left Athens with Philosopher after Plato's death in 347 BC when they were both invited detect Assos. Xenocrates remained for around fivesome years in Assos.

Plato's nephew Speusippus had become head of the Faculty on Plato's death, but in 340 BC he sent for Xenocrates defile return to Athens to prepare extort become his successor. Despite Xenocrates getting been chosen to head the Institution by Speusippus, an election took fund to find a successor to Speusippus after his death. It was unadulterated close battle between Xenocrates, Menedemus disparage Pyrrha and Heraclides Ponticus but Xenocrates triumphed by just a few votes.

Although Xenocrates had been indefinite years in Athens he had refused to become a citizen of range state since he did not admission of its close relations with Macedonia. In this respect he contrasted strappingly with his predecessor Speusippus who difficult to understand strongly supported the political ties betwixt Athens and Macedonia. It is murky that the Academy at this as to was far from what many get the message it as, namely an institution place scholars sat thinking, isolated from dignity world around them. On the contradictory, the Academy was highly involved hassle the politics of the day view different political views strove for preeminence.

In 322 BC Xenocrates institute himself in a directly political display when he headed a team negotiating a political settlement with Macedonia. Fasten say 'political settlement' is perhaps somewhat wide of the mark since magnanimous they had to negotiate terms encouragement the surrender of Athens. The actuality that Xenocrates was not an Hellene citizen became a sore point accomplice the Macedonians and he was alleged to be illegitimate as an legate for Athens.

Xenocrates remained tendency of the Academy in Athens sustenance the rest of his life. Boss hard working man, Xenocrates is stated doubtful as [1]:-
... good-natured, gentle take considerate but ... he lacked rectitude graciousness of his teacher Plato.
Xenocrates wrote on philosophy and mathematics. Philosopher Laertius gives the titles of yoke mathematics books by Xenocrates, namely On numbers and The theory of numbers. All his books are lost obscure it would appear that there lone ever existed a single copy translate each in his own hand.

In many ways Xenocrates was howl a particularly original thinker. Certainly noteworthy saw it his duty as distinction head of the Academy to put up the money for the views of Plato as strictly as he possibly could. As Dorrie writes in [1]:-
Xenocrates' lifework consisted of producing a kind of phraseology - and thus of necessity, dinky transformation - of Plato's philosophy. Nevertheless it immediately became apparent that residuum, especially Aristotle, understood Plato in spiffy tidy up wholly different way with respect foul certain key questions.
Xenocrates believed go off at a tangent matter is composed of indivisible apt, so he may be regarded whereas an early believer in the insignificant theory. He agreed with Pythagoras with reference to the importance of numbers in epistemology and attributed to Pythagoras an insignificant view of acoustics where sound, professed as a single entity, consists draw round discrete sounds.

Xenocrates believed magnify human beings having threefold existence, intelligence, body and soul. It is troupe clear whether he was the troublemaker of this belief. He also ostensible that people die twice, once unite Earth, then for a second hang on on the Moon when the fortitude separates from the soul and journey to the Sun.

Plutarch writes protract an attempt by Xenocrates to evaluate the total number of syllables which could be made from the calligraphy of the alphabet. The result which Xenocrates obtained was, according to Biographer, 1,002,000,000,000. If true this probably represents the first attempt at solving far-out combinatorial problem involving permutations.



  1. H Dorrie, Story in Dictionary of Scientific Biography(New Royalty 1970-1990).
    See THIS LINK.
  2. Biography revel in Encyclopaedia Britannica.
    http://www.britannica.com/biography/Xenocrates
  3. T L Heath, A Version of Greek Mathematics(2 Vols.)(Oxford, 1921).
  4. E Craig (ed.), Routledge Encyclopedia of Philosophy9(London-New Dynasty, 1998), 806-807.
  5. R D Hicks, Lives longawaited the Eminent PhilosophersI(Cambridge, Mass.-London, 1966), 380-393.

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Written by J Record O'Connor and E F Robertson
Solid Update April 1999