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Poles Apart
Quelle: Futility Closet ·
A problem by Russian mathematician Viktor Prasolov: A circle is divided by points into 3k arcs such that there are k arcs each of length 1, 2, and 3. Prove that two of the division points are diametrically opposite one another.
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Early voting jumps
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Word of the day for November 3
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By Allah who made tigers by Talbot Mundy
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On this day: November 3
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Wikipedia picture of the day for November 3
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November 3 Wikipedia featured article
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