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Non-anomalous global sym in SM?

  1. May 18, 2012 #1
    My QFT class has been discussing anomalies in the Standard Model. I'm starting to wonder... are there any global symmetries that DON'T have anomalies?
     
  2. jcsd
  3. May 19, 2012 #2

    tom.stoer

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    Science Advisor

    In QCD flavor symmetry SU(Nf)is free of anomalies.
     
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