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Why isn't this positive?

  1. Nov 21, 2014 #1
  2. jcsd
  3. Nov 21, 2014 #2

    Stephen Tashi

    User Avatar
    Science Advisor

    I haven't read the links, but zero is not greater than zero. So why would a matrix containing a zero be "positive"?
     
    Last edited: Nov 21, 2014
  4. Nov 21, 2014 #3

    Mark44

    Staff: Mentor

    From the wiki page,
    Nonnegative isn't the same thing as positive.
     
  5. Nov 21, 2014 #4
    :oops: Oops. Thanks, Stephen Tashi and Mark44. I should get more sleep.....
     
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