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arXiv 1507.06277math.NTmath.AG
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多项方程的哈塞原理

Hasse principles for multinorm equations

Eva Bayer-Fluckiger, Ting-Yu Lee, Raman Parimala

摘要:

令$k$为全局字段,并令$L_0$,.,$L_m$是$k$的有限可分离域扩张。本文主要研究多项式方程$\underset{i=0}{\overset{m}{\prod}}N_{L_i/k}(t_i)=c$的Hasse原理。在假定$L_0$是一个循环扩张的条件下,我们给出了Brauer-Manin对Hasse原理的阻碍的一个明确的描述.当$L_0$是Meta循环扩张时,给出了多变量方程的Hasse原理成立的完整判据.

英文摘要:

Let $k$ be a global field and let $L_0$,...,$L_m$ be finite separable field extensions of $k$. In this paper, we are interested in the Hasse principle for the multinorm equation $\underset{i=0}{\overset{m}{\prod}}N_{L_i/k}(t_i)=c$. Under the assumption that $L_0$ is a cyclic extension, we give an explicit description of the Brauer-Manin obstruction to the Hasse principle. We also give a complete criterion for the Hasse principle for multinorm equations to hold when $L_0$ is a meta-cyclic extension.

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