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Homework Help: Notation question.

  1. Nov 13, 2008 #1
    K is a field and it has characteristic [tex]p \neq 0[/tex]. What is the meaning of [tex]K^{p}=K[/tex] -- ?
     
  2. jcsd
  3. Nov 14, 2008 #2

    morphism

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    K^p = { k^p : k in K }. So K^p = K means that every element in K has a pth root.
     
  4. Nov 14, 2008 #3
    Thanks!
     
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