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    Proofs without Words math mathoverflow.net
    hdevalence avatar via hdevalence 4 years ago | cached | 2 comments

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    zem avatar zem 4 years ago | link

    the top voted proof has a broken image link :(

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      zem avatar zem 4 years ago | link

      here’s an alternate image i found in the comments: http://i.imgur.com/HCfGOYp.gif

      truly brilliant demonstration.