Invariant Theory: Proceedings of an AMS Special Session Held October 31-November 1, 1986

Invariant Theory: Proceedings of an AMS Special Session Held October 31-November 1, 1986
ISBN-10
0821850946
ISBN-13
9780821850947
Category
Mathematics
Pages
598
Language
English
Published
1989
Publisher
American Mathematical Soc.
Author
R. Fossum

Description

(2) Returning to the original primes P, Q, we have by hypothesis that P = (P sh Z)R and Q = (Qs Z)R. Since P sh RG = Q sh RS, (Ps, z) sh zG = (Q n z) n zG. By case (1) Q sh Z = (P sh Z)8 for some ge G. It follows that Q = P8.

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