Chow groups and L-derivatives of automorphic motives for unitary groups

نویسندگان

چکیده

In this article, we study the Chow group of motive associated to a tempered global $L$-packet $\pi$ unitary groups even rank with respect CM extension, whose root number is $-1$. We show that, under some restrictions on ramification if central derivative $L'(1/2,\pi)$ nonvanishing, then $\pi$-nearly isotypic localization certain Shimura variety over its reflex field does not vanish. This proves part Beilinson--Bloch conjecture for and L-functions, which generalizes Birch Swinnerton-Dyer conjecture. Moreover, assuming modularity Kudla's generating functions special cycles, explicitly construct elements in subspace by arithmetic theta lifting, compute their heights terms local doubling zeta integrals. confirms conjectural inner product formula proposed one us, Gross--Zagier higher dimensional motives.

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ژورنال

عنوان ژورنال: Annals of Mathematics

سال: 2021

ISSN: ['1939-8980', '0003-486X']

DOI: https://doi.org/10.4007/annals.2021.194.3.6