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X=I identity matrix

  1. Oct 23, 2008 #1
    If I have ABCXC^-1A^-1B^-1=I (that is C, B, A inverse), can I modify the order so that the AA^-1, BB^-1 are multiplied to get the identity matrix so that I can get it down to X=I?
    Last edited: Oct 23, 2008
  2. jcsd
  3. Oct 23, 2008 #2
    Re: X=i

    It's a clue to change the equation so that it keeps the equality.
    For example trying premultiplying the inverse of A...
    Last edited: Oct 23, 2008
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