讨论了分圆域Q(ζn)的极大实子域Q(ζn+ζn^-1)的幂元整基,其中n∈{5,7,8,9,12,16,20,24},ζn是n次本原单位根。
In this paper, we determine all power bases for the maximal real subfields Q(ζn+ζn^-1) of the n-th eyelotomie fields Q(ζn), where n E {5, 7, 8, 9, 12, 16, 20, 24} and ζn is a primitive n-th root of unity.