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THE DIVISIBILITY OF THE CLASS NUMBER OF THE IMAGINARY QUADRATIC FIELD

Published online by Cambridge University Press:  09 December 2011

ZHU MINHUI  and
WANG TINGTING
ZHU MINHUI
Affiliation:
School of Science, Xi'an Polytechnic University, Xi'an, Shaanxi, P.R. China e-mail: xiao-zhu123@sohu.com
WANG TINGTING
Affiliation:
Department of Mathematics, Northwest University, Xi'an, Shaanxi, P.R. China e-mail: tingtingwang126@126.com
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Abstract

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Let hK denote the class number of the imaginary quadratic field , where m and n are positive integers, k is an odd integer with k > 1 and 22m < kn. In this paper we prove that if either 3 ∣ n and 22m − kn ≡ 5(mod 8) or n = 3 and k = (22m+2 −1)/3, then ∣ hK. Otherwise, we have n ∣ hK.

Keywords

11R1111R29

Information

Type
Research Article
Information
Glasgow Mathematical Journal , Volume 54 , Issue 1 , January 2012 , pp. 149 - 154
Copyright
Copyright © Glasgow Mathematical Journal Trust 2011

References

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