Articles with "torsion class" as a keyword



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A sharp upper bound for the 2‐torsion of class groups of multiquadratic fields

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Published in 2022 at "Mathematika"

DOI: 10.1112/mtk.12123

Abstract: Let $K$ be a multiquadratic extension of $\mathbb{Q}$ and let $\text{Cl}^{+}(K)$ be its narrow class group. Recently, the authors \cite{KP} gave a bound for $|\text{Cl}^{+}(K)[2]|$ only in terms of the degree of $K$ and the… read more here.

Keywords: bound torsion; class; upper bound; class groups ... See more keywords