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DPChallenge Forums >> Challenge Suggestions >> Euclid's fifth postulate
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Showing posts 1 - 2 of 2, (reverse)
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 11/30/2008 08:18:46 PM · #1
Twisted, Straight... now the Euclid's fifth postulate!
 11/30/2008 08:35:34 PM · #2
This is a website where the masses barely understand aperture, and you want them to go out and photograph and vote on a geometric axiom!?
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