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Norm exponents and representation groups


Author: Hans Opolka
Journal: Proc. Amer. Math. Soc. 111 (1991), 595-597
MSC: Primary 11R37; Secondary 11R32, 11R34
DOI: https://doi.org/10.1090/S0002-9939-1991-1047006-4
MathSciNet review: 1047006
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Abstract: This note provides an upper bound for the exponent of the norm residue group $ {k^ * }/{\text{Nor}}{{\text{m}}_{K/k}}({K^ * })$ of a finite Galois extension $ K/k$ of number fields that depends on the obstruction to the Hasse norm principle for $ K/k$ and on a group theoretical constant.


References [Enhancements On Off] (What's this?)

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Additional Information

DOI: https://doi.org/10.1090/S0002-9939-1991-1047006-4
Article copyright: © Copyright 1991 American Mathematical Society

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