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MathGroup Archive 1999

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Re: Magnitude of Vector

  • To: mathgroup at smc.vnet.net
  • Subject: [mg19403] Re: Magnitude of Vector
  • From: rfinley at netdoor.com (Richard Finley)
  • Date: Mon, 23 Aug 1999 13:57:16 -0400
  • Organization: Internet Doorway, Inc. -- http://www.netdoor.com/
  • References: <7pl55o$c77@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Ed,
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 smc.vnet.net>...
>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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