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Word: perga (lookup in dictionary) (lookup stats)
Dates: during 1930-1939
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Usage:

More than two thousand years Archimedes, Appolonius of Perga and many another famed Greek geometrician tried to divide an arc into three equal parts with ruler & compass. Three hundred years ago, René Descartes (1650), father of analytic geometry, proved the feat was impossible by means of the Greek instruments...

Author: /time Magazine | Title: Science: Arc Trisected? | 1/5/1931 | See Source »

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