Publication details

On the group of circular units of any compositum of quadratic fields

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Year of publication 2009
Type Article in Periodical
Magazine / Source Acta Arithmetica
MU Faculty or unit

Faculty of Science

Field General mathematics
Keywords compositum of quadratic fields; circular units; the index of circular units; class number
Description This paper studies the group of circular units C of a compositum of quadratic fields. If the ramification index e at 2 is equal to 1 or 2 then we already know a basis and the index of C. Therefore this paper deals with the remaining case e = 4.
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