Degree of Rational Function Field

  • Thread starter jose80
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  • #1
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Hi,

I am trying to find the degree [F_{q^2}(x):F_{q}(x)]$.

Intuitively, I thought it will be 2? but cannot see that
 

Answers and Replies

  • #2
22,129
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What do you mean with that notation?? The index as groups or the index as fields?? If it is the index as groups, then the answer is q. If it is as fields, then the answer is 2.
 

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