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交换群NmK2(F[Cpn])的指数
作者姓名:张浩  唐国平
作者单位:中国科学院大学数学科学学院, 北京 100049
基金项目:Supported by the National Nature Science Foundation of China (11401412,11771422)
摘    要:令Cpn是阶为pn的循环p群,F是特征为p的有限域。对于任何整数1≤l≤n,得到NmK2(FCpn])中无限多个非平凡的pl阶元素。事实上,这些元素组成NmK2(FCpn])的一个生成元集,并且NmK2(FCpn])的指数为pn

关 键 词:K理论  Bass  Nil群  截断多项式  
收稿时间:2017-11-22
修稿时间:2017-12-20

On the exponent of NmK2(F[Cpn])
Authors:ZHANG Hao  TANG Guoping
Institution:School of Mathematical Sciences, University of Chinese Academy of Sciences, Beijing 100049, China
Abstract:Let Cpn be the cyclic p-group of order pn and F a finite field of characteristic p. For any integer 1 ≤ l ≤ n, we obtain infinitely many non-trivial elements of order pl in NmK2(FCpn]). In fact, these elements form a generating set of NmK2(FCpn]) and the exponent of NmK2(FCpn]) is pn.
Keywords:K-theory" target="_blank">K-theory')">K-theory                                                                                                                        Bass Nil groups                                                                                                                        truncated polynomial
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