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deferent |
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In astronomy, Cremonini repudiated not only Copernicus, but all mathematical innovations since Aristotle, rejecting even the epicycles and deferents of Ptolemy in favor of Aristotle's simple cosmology of homocentric spheres. Until recently, the bulk of education reform has resembled the Ptolemaic approach of piling equants on top of deferents on top of epicycles instead of seeking a new starting point, a new set of priorities that would ease the problem. |
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