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MathGroup Archive 2006

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Vector operations,

  • To: mathgroup at
  • Subject: [mg69993] Vector operations,
  • From: mickey <micky at>
  • Date: Fri, 29 Sep 2006 06:48:34 -0400 (EDT)
  • Organization: Ohio State University


I have a list of vectors such as

{{1/2, 1/2}, {1, 0}, {0, 1}, {0, 0}}

I want to rotate them all by the same angle. Right now, what I do is 
multiply each by RotationMatrix2D[t] and iterate over the list. Is there 
a more efficient way to do this?


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