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Arithmetic Siegel--Weil formula on the product of modular curves

Ryan C. Chen, Baiqing Zhu

math.NTarXiv:2610.20575

Abstract

We prove the full generating series arithmetic Siegel--Weil formula on the product of two modular curves, with arbitrarily singular coefficients. This is the case GSpin(2,2) in Kudla's program.

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