J Austral Math Soc Ser A 51 pp473--482, 1991.

Quartic Normal Extensions of the Rational Field

Tang Jian-er

(Received 8 January 1990; revised 7 May 1990)

Abstract

There are two types of quartic normal extensions of the rational field, depending on the Galois group of the generating equation. All such extensions are described here in a uniquely parametrized form.

1991 AMS Subject Classification: 11R16

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Authors

Tang Jian-er: Department of Information, The Shanghai University of Finance and Economics, Shanghai, China.

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Last Modified: Mon Feb 3 9:46:10 2003