The Brauer–Manin obstruction for integral points on curves
The Brauer–Manin obstruction for integral points on curves
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DOI:
10.1017/s0305004110000381
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发表时间:
2010-06
影响因子:
0.8
通讯作者:
David Harari;J. Voloch
中科院分区:
文献类型:
--
作者:
David Harari;J. Voloch
Abstract We discuss the question of whether the Brauer–Manin obstruction is the only obstruction to the Hasse principle for integral points on affine hyperbolic curves. In the case of rational curves we conjecture a positive answer, we prove that this conjecture can be given several equivalent formulations and we relate it to an old conjecture of Skolem. Finally, we show that for elliptic curves minus one point a strong version of the question (describing the set of integral points by local conditions) has a negative answer.