Greek AstronomyCourier Corporation, 1.01.1991 г. - 192 страници Astronomy as a science began with the Ionian philosophers, with whom Greek philosophy and mathematics also began. While the Egyptians and Babylonians had accomplished much of astronomical worth, it remained for the unrivalled speculative genius of the Greeks, in particular, their mathematical genius, to lay the foundations of the true science of astronomy. In this classic study, a noted scholar discusses in lucid detail the specific advances made by the Greeks, many of whose ideas anticipated the discoveries of modern astronomy. |
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... 42 43 45 ANAXAGORAS THE PYTHAGOREANS LEUCIPPUS DEMOCRITUS PLATO : The study of astronomy The Heavenly Choir Anaxagoras and Mind . The earth · The Myth of Er The creation of the universe PLATO ( continued ) : Time : sun , moon vii.
... heavenly bodies go between their setting and rising ; they cannot go under the earth because Tartarus is never lit up by the sun ; possibly they are supposed to float round Oceanus , past the north , to the points where they next rise ...
... heavenly body . Sun , moon , and stars are therefore like gas - jets , as it were . There is some doubt as to the nature of the eternal motion postulated along with the Infinite or Unlimited . The separating out of opposites suggests ...
... heavenly bodies . By this he clearly meant that the earth is in equilibrium . Aristotle took the principle involved to be that of “ indifference , ” and has an amusing criticism which will be quoted in its proper place . According to ...
... heavenly bodies Parmenides explains in this way : " The air is thrown off the earth in the form of vapour owing to the violent pressure of its condensation ; the sun and the Milky Way are an exspiration of the fire ; the moon is a ...
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