Heegner-Drinfeld循环的Gross-Kohnen-Zagier公式
数论
2019-05-07 v2 代数几何
摘要
设为有限域上光滑射影曲线的有理函数域,令为上的一个非分歧尖点自守表示。我们证明了Yun和Zhang公式的一个变体,该公式将的-函数的导数值与shtukas模空间上Heegner-Drinfeld循环的自交数相联系。在我们的变体中,我们计算来自的两个不同二次扩张的Heegner-Drinfeld循环的交配对,而非自交,并将该交与两个环面周期积分之积的阶导数相联系。
引用
@article{arxiv.1707.00213,
title = {A Gross-Kohnen-Zagier formula for Heegner-Drinfeld cycles},
author = {Benjamin Howard and Ari Shnidman},
journal= {arXiv preprint arXiv:1707.00213},
year = {2019}
}
备注
66 pages; made minor changes to Theorem B, added some details regarding Theorem C, and added a few simplifications suggested by the referee