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Homework Help: Coordinate Transformation Help

  1. Mar 13, 2006 #1
    Hello, I was wondering how one would go about finding the coordinate transformation that diagonalizes:
    2(x1)^2+2(x2)^2+(x3)^2+2(x1)(x3)+2(x2)(x3)

    Thanks a bunch.
     
  2. jcsd
  3. Mar 13, 2006 #2
    maybe just a tip on how to organize the above equation in the form of a matrix.
     
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