Masaryk University

Publication details

On the Parity of the Class Number of the Field $Q(\sqrt p,\sqrt q,\sqrt r)$

Authors 1998 Article in Periodical Acta Math. et Informatica Univ. Ostraviensis General mathematics class number; cyclotomic unit; crossed homomorphism This paper considers the parity of the class number of any field extension of the rationals by square roots of three disctinct primes p,q,r, where p=2, and q,r are congruent to 1 mod 4.