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Related papers: Green forms and the arithmetic Siegel-Weil formula

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The goal of this paper is to prove a formula expressing the modular height of a unitary Shimura variety over a CM number field in terms of the logarithm derivative of the Hecke L-function associated with the CM extension. In a more specific…

Number Theory · Mathematics 2025-09-30 Ziqi Guo

We introduce moduli spaces of abelian varieties which are arithmetic models of Shimura varieties attached to unitary groups of signature (n-1, 1). We define arithmetic cycles on these models and study their intersection behaviour. In…

Algebraic Geometry · Mathematics 2012-12-19 Stephen Kudla , Michael Rapoport

This is the third in a sequence of four papers, where we prove the arithmetic Siegel--Weil formula in co-rank $1$ for Kudla--Rapoport special cycles on exotic smooth integral models of unitary Shimura varieties of arbitrarily large even…

Number Theory · Mathematics 2024-05-03 Ryan C. Chen

Let $M$ be the Shimura variety associated to the group of spinor similitudes of a quadratic space over $\mathbb{Q}$ of signature $(n,2)$. We prove a conjecture of Bruinier and Yang, relating the arithmetic intersection multiplicities of…

Number Theory · Mathematics 2019-02-20 Fabrizio Andreatta , Eyal Z. Goren , Benjamin Howard , Keerthi Madapusi Pera

The theta correspondence has been an important tool in studying cycles in locally symmetric spaces of orthogonal type. We generalize the Kudla-Millson relation between intersection numbers of cycles and Fourier coefficients of Siegel…

Number Theory · Mathematics 2007-05-23 Jens Funke , John Millson

We generalize the definition of CM cycles beyond the small and big CM ones studied by various authors and give a uniform formula for the CM values of Green functions associated to these special cycles in general using the idea of…

Number Theory · Mathematics 2019-05-29 Peng Yu

We formulate and prove a local arithmetic Siegel--Weil formula for GSpin Rapoport--Zink spaces, which is a precise identity between the arithmetic intersection numbers of special cycles on GSpin Rapoport--Zink spaces and the derivatives of…

Number Theory · Mathematics 2021-06-30 Chao Li , Wei Zhang

We show that the generating series of the number of pairs of geodesics on a compact Shimura curve with given discriminants and intersection angle are coefficients of a non-holomorphic Siegel modular form, a theta lift of the constant…

Number Theory · Mathematics 2026-02-19 Jan Hendrik Bruinier , Yingkun Li , Martin Möller

We construct explicit generating series of arithmetic extensions of Kudla's special divisors on integral models of unitary Shimura varieties over CM fields with arbitrary split levels and prove that they are modular forms valued in the…

Number Theory · Mathematics 2025-07-16 Congling Qiu

We prove modularity of formal series of Jacobi forms that satisfy a natural symmetry condition. They are formal analogues of Fourier-Jacobi expansions of Siegel modular forms. From our result and a theorem of Wei Zhang, we deduce Kudla's…

Number Theory · Mathematics 2022-06-22 Jan Hendrik Bruinier , Martin Westerholt-Raum

This is the fourth in a sequence of four papers, where we prove the arithmetic Siegel--Weil formula in co-rank $1$ for Kudla--Rapoport special cycles on exotic smooth integral models of unitary Shimura varieties of arbitrarily large even…

Number Theory · Mathematics 2024-05-03 Ryan C. Chen

This is the first in a sequence of four papers, where we prove the arithmetic Siegel--Weil formula in co-rank $1$ for Kudla--Rapoport special cycles on exotic smooth integral models of unitary Shimura varieties of arbitrarily large even…

Number Theory · Mathematics 2024-05-03 Ryan C. Chen

On an orthogonal Shimura variety, one has a collection of special cycles in the Gillet-Soule arithmetic Chow group. We describe how these cycles behave under pullback to an embedded orthogonal Shimura variety of lower dimension. The bulk of…

Number Theory · Mathematics 2025-06-18 Benjamin Howard

Generalizing work of Gross--Zagier and Schofer on singular moduli, we study the CM values of regularized theta lifts of harmonic Whittaker forms. We compute the archimedian part of the height pairing of arithmetic special divisors and CM…

Number Theory · Mathematics 2010-07-29 Jan H. Bruinier , Tonghai Yang

We study the modularity of the generating series of special cycles on unitary Shimura varieties over CM-fields of degree $2d$ associated with a Hermitian form in $n+1$ variables whose signature is $(n,1)$ at $e$ real places and $(n+1,0)$ at…

Number Theory · Mathematics 2024-03-06 Yota Maeda

We describe connections between the Fourier coefficients of derivatives of Eisenstein series and invariants from the arithmetic geometry of the Shimura varieties $M$ associated to rational quadratic forms $(V,Q)$ of signature $(n,2)$. In…

Number Theory · Mathematics 2007-05-23 Stephen S. Kudla

We study the Faltings height pairing of arithmetic Heegner divisors and CM cycles on Shimura varieties associated to orthogonal groups. We compute the Archimedian contribution to the height pairing and derive a conjecture relating the total…

Number Theory · Mathematics 2008-07-04 Jan Hendrik Bruinier , Tonghai Yang

For a new class of Shimura varieties of orthogonal type over a totally real number field, we construct special cycles and show the the modularity of Kudla's generating series in the cohomology group.

Number Theory · Mathematics 2020-11-25 Eugenia Rosu , Dylan Yott

We construct special cycles on the moduli stack of unitary shtukas. We prove an identity between (1) the r-th central derivative of non-singular Fourier coefficients of a normalized Siegel--Eisenstein series, and (2) the degree of special…

Number Theory · Mathematics 2023-11-30 Tony Feng , Zhiwei Yun , Wei Zhang

In this paper, we propose a modified Kudla-Rapoport conjecture for the Kr\"amer model of unitary Rapoport-Zink space at a ramified prime, which is a precise identity relating intersection numbers of special cycles to derivatives of…

Number Theory · Mathematics 2023-06-13 Qiao He , Yousheng Shi , Tonghai Yang