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On the minimum index of a cyclic quartic field - MaRDI portal

On the minimum index of a cyclic quartic field (Q581453)

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scientific article; zbMATH DE number 4019174
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On the minimum index of a cyclic quartic field
scientific article; zbMATH DE number 4019174

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    On the minimum index of a cyclic quartic field (English)
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    1987
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    Pour tout corps de nombres \(K/ \mathbb{Q}\), on désigne par \(\tilde m(K)\) le minimum des indices des entiers de \(K\) et par \(m(K)\) le p.g.c.d. des indices des entiers de \(K\). L'A. montre que pour tout entier \(N>0\), il existe une extension cyclique de degré 4 de \(\mathbb{Q}\) telle que \(\tilde m(K)>N\) et \(m(K)=1\), en construisant explicitement de telles familles de corps.
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    minimum index
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    cyclic quartic field
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