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Thread: triangle inequality

  1. January 30th 2013, 04:53 AM #1
    cummings123321
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    triangle inequality

    I might say yes but I dont know how to begin the proof . Could someone give me any hints???
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  2. January 30th 2013, 01:43 PM #2
    chiro
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    Re: triangle inequality

    Hey cummings123321.

    Try writing the definition down first. (Hint: Select two vectors that add up to zero that are negatives of each other).
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