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1975 IMO Problems/Problem 5: Revision history

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29 January 2021

20 October 2013

  • curprev 12:3112:31, 20 October 2013 Elvis talk contribs 181 bytes +181 Created page with "Determine, with proof, whether or not one can find 1975 points on the circumference of a circle with unit radius such that the distance between any two of them is a rational number."
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