Quadratic fields with noncyclic 5- or 7-class groups
type: Item
instance of: scholarly article
title: Quadratic fields with noncyclic 5- or 7-class groups
zbMATH Open document ID: 1195.11143
author: Dongho Byeon
published in: The Ramanujan Journal
publication date: 2009-11-23T00:00:00Z
review text: The author proves: If \(g\in\{5,7\}\) then the number of quadratic fields with absolute discriminant \(\leq x\) and ideal class group having a subgroup isomorphic to \(\mathbb{Z}/g\mathbb{Z}\times\mathbb{Z}/g\mathbb{Z}\) is \(\gg x^{\frac14}\).
reviewed by: Florin Nicolae
Mathematics Subject Classification ID: 11R11
Mathematics Subject Classification ID: 11R29
zbMATH DE Number: 5636947
zbMATH Keywords: quadratic fields
zbMATH Keywords: class group
MaRDI profile type: Publication
full work available at URL: s11139-008-9129-x
OpenAlex ID: W2055872368
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DOI: 10.1007/S11139-008-9129-X
description: scientific article; zbMATH DE number 5636947