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What is the order of (1 2)(3 4) in S_4?

  1. Feb 7, 2013 #1
    1. The problem statement, all variables and given/known data

    What is the order of (1 2)*(3 4) in [itex]S_4[/itex]

    2. Relevant equations



    3. The attempt at a solution

    (1 2)(3 4)(1 2)(3 4) = (1)(2)(3)(4)...so the order is 2.

    Is my answer correct?
     
  2. jcsd
  3. Feb 7, 2013 #2

    pasmith

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    Yes.
     
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