katrinamorgan4409 katrinamorgan4409
  • 17-05-2023
  • Mathematics
Answered

If F is a field prove that the field of fractions of FI[x]] (the ring of formal power series in the indeterminate x with coefficients in F) is the ring F((x)) of formal Laurent Series (cf: Exercises 3 and 5 of Section 2). Show the field of fractions of the power Series ring ZI[x]] is properly contained in the field of Laurent series Q((x)). [Consider the Series for e*_'



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