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Homework Help: What is T-Invariant?

  1. Oct 18, 2009 #1
    What is T-Invariant?

    The attempt at a solution: TW1 belongs in W, but what does that mean? Can anybody give me an example along with an explanation?
  2. jcsd
  3. Oct 19, 2009 #2


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    Last edited by a moderator: Apr 24, 2017
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