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  • 10

    Achievements

  • 22

    Days Read in a Row 2010-09-05

  • The Tagger 2010-06-10

  • Posted a Comment 2009-02-20

  • 5

    Years Read 2013-09-20

What are these achievement things?

Every nonzero finite dimensional inner product space has an orthonormal basis. It makes sense, when you don't think about it.

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