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Re: [EMHL] A reference

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  • Barry Wolk
    ... A small generalization: for any origin Z, (x+y+z) ZP = x ZA + y ZB + z ZC. This is essentially the physical definition of barycentric coordinates. --
    Message 1 of 5 , Mar 12, 2012
      > Dear friends,
      > If the barycentric coordinates of a point P are
      > (x : y : z) then it is known that for vectors
      > we have  x.PA + y.PB + z.PC = 0.
      > Does anybody has a reference since when this
      > equality is known?
      >
      > Best regards
      > Nikos Dergiades

      A small generalization: for any origin Z, (x+y+z) ZP = x ZA + y ZB + z ZC.
      This is essentially the physical definition of barycentric coordinates.
      --
      Barry Wolk
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