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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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The ring of integer-valued polynomials of a Dedekind domain
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by Robert Gilmer, William Heinzer, David Lantz and William Smith PDF
Proc. Amer. Math. Soc. 108 (1990), 673-681 Request permission

Abstract:

Let $D$ be a Dedekind domain and $R = Int(D)$ be the ring of integer-valued polynomials of $D$. We relate the ideal class groups of $D$ and $R$. In particular we prove that, if $D = \mathbb {Z}$ is the ring of rational integers, then the ideal class group of $R$ is a free abelian group on a countably infinite basis.
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Additional Information
  • © Copyright 1990 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 108 (1990), 673-681
  • MSC: Primary 13F20; Secondary 11R09, 13B25, 13F05
  • DOI: https://doi.org/10.1090/S0002-9939-1990-1009989-7
  • MathSciNet review: 1009989