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MathGroup Archive 1999

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Re: Magnitude of Vector

  • To: mathgroup at
  • Subject: [mg19403] Re: Magnitude of Vector
  • From: rfinley at (Richard Finley)
  • Date: Mon, 23 Aug 1999 13:57:16 -0400
  • Organization: Internet Doorway, Inc. --
  • References: <7pl55o$>
  • Sender: owner-wri-mathgroup at

I don't think there is an operator, but it is simple to write your own:

VectorMag[x_] := Sqrt[x.x]

regards, RF

Ed McBride wrote in message <7pl55o$c77 at>...
>Was doing some stuff that required 3-D vectors.  Found Dot and Cross,
>but couldn't find a primitive operator for Magnitude.  Is there one?  If
>not, there definitely should be.  Ed McBride, P.E.

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