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Large Genus Asymptotics for Siegel–Veech Constants
Geometric and Functional Analysis ( IF 2.4 ) Pub Date : 2019-08-22 , DOI: 10.1007/s00039-019-00509-0
Amol Aggarwal

In this paper we consider the large genus asymptotics for two classes of Siegel–Veech constants associated with an arbitrary connected stratum \(\mathcal {H} (\alpha )\) of Abelian differentials. The first is the saddle connection Siegel–Veech constant \(c_{\mathrm{sc}}^{m_i, m_j} \big ( \mathcal {H} (\alpha ) \big )\) counting saddle connections between two distinct, fixed zeros of prescribed orders \(m_i\) and \(m_j\), and the second is the area Siegel–Veech constant \(c_{\mathrm{area}} \big ( \mathcal {H}(\alpha ) \big )\) counting maximal cylinders weighted by area. By combining a combinatorial analysis of explicit formulas of Eskin–Masur–Zorich that express these constants in terms of Masur–Veech strata volumes, with a recent result for the large genus asymptotics of these volumes, we show that \(c_{\mathrm{sc}}^{m_i, m_j} \big ( \mathcal {H} (\alpha ) \big ) = (m_i + 1) (m_j + 1) \big ( 1 + o(1) \big )\) and \(c_{\mathrm{area}} \big ( \mathcal {H}(\alpha ) \big ) = \frac{1}{2} + o(1)\), both as \(|\alpha | = 2g - 2\) tends to \(\infty \). The former result confirms a prediction of Zorich and the latter confirms one of Eskin–Zorich in the case of connected strata.

中文翻译:

Siegel-Veech常数的大类渐近性

在本文中,我们考虑了两类Siegel-Veech常数的大类渐近性,它们与Abelian微分的任意连通层\(\ mathcal {H}(\ alpha)\)相关。第一个是鞍形连接Siegel–Veech常数\(c _ {\ mathrm {sc}} ^ {m_i,m_j} \ big(\ mathcal {H}(\ alpha)\ big)\)计算两个不同的鞍形连接,固定规定订单\(m_i \)\(m_j \)的零,第二个是Siegel-Veech常数\(c _ {\ mathrm {area}} \ big(\ mathcal {H}(\ alpha)\大 )\)计算按面积加权的最大圆柱。通过对以Masur-Veech地层体积表示这些常数的Eskin-Masur-Zorich显式公式的组合分析,以及这些体积的大类渐近性的最新结果,我们证明\(c _ {\ mathrm { sc}} ^ {m_i,m_j} \ big(\ mathcal {H}(\ alpha)\ big)=(m_i + 1)(m_j + 1)\ big(1 + o(1)\ big)\)\(c _ {\ mathrm {area}} \ big(\ mathcal {H}(\ alpha)\ big)= \ frac {1} {2} + o(1)\),都作为\(| \ alpha | = 2g-2 \)倾向于\(\ infty \)。前者的结果证实了Zorich的预测,而后者的结果证实了在连通地层中Eskin–Zorich的预测。
更新日期:2019-08-22
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