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Arbitrarily small spectral gaps for random hyperbolic surfaces with many cusps

Differential Geometry 2025-07-17 v4 Geometric Topology Probability Spectral Theory

Abstract

Let Mg,n(g)\mathcal{M}_{g,n(g)} be the moduli space of hyperbolic surfaces of genus gg with n(g)n(g) punctures endowed with the Weil-Petersson metric. In this paper we study the asymptotic behavior of the Cheeger constants and spectral gaps of random hyperbolic surfaces in Mg,n(g)\mathcal{M}_{g,n(g)}, when n(g)n(g) grows slower than gg as gg\to \infty.

Keywords

Cite

@article{arxiv.2203.15681,
  title  = {Arbitrarily small spectral gaps for random hyperbolic surfaces with many cusps},
  author = {Yang Shen and Yunhui Wu},
  journal= {arXiv preprint arXiv:2203.15681},
  year   = {2025}
}

Comments

Communications in Mathematical Physics, to appear

R2 v1 2026-06-24T10:30:29.332Z