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Schur indices and the Galois group

Author: Eugene Spiegel
Journal: Proc. Amer. Math. Soc. 81 (1981), 189-190
MSC: Primary 20C05; Secondary 12A55
MathSciNet review: 593453
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Abstract: In this note we show that the order of the Schur index of an irreducible representation divides the order of a certain subgroup of the Galois group of a cyclotomic extension of the ground field.

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

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