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Let $\mathcal{M}_g$ be the moduli space of hyperbolic surfaces of genus g endowed with the Weil-Petersson metric. In this paper, we introduce a function $L(g)$ of genus $g$ and call the geodesics whose length less than $L(g)$ short…

Geometric Topology · Mathematics 2025-09-15 Jinsong Liu , Xu Shan , Lang Wang , Yaosong Yang

We study Weil-Petersson (WP) geodesics with narrow end invariant and develop techniques to control length-functions and twist parameters along them and prescribe their itinerary in the moduli space of Riemann surfaces. This class of…

Geometric Topology · Mathematics 2015-10-28 Babak Modami

We propose a refined expression for the large genus asymptotics of the Weil-Petersson volumes of the moduli space of super-Riemann surfaces with an arbitrary number of boundaries. Our formula leverages the connection between JT supergravity…

High Energy Physics - Theory · Physics 2024-12-11 Luca Griguolo , Jacopo Papalini , Lorenzo Russo , Domenico Seminara

In this paper we study the Weil-Petersson geometry of $\overline{\mathcal{M}_{g,n}}$, the compactified moduli space of Riemann surfaces with genus g and n marked points. The main goal of this paper is to understand the growth of the…

Geometric Topology · Mathematics 2019-12-19 William Cavendish , Hugo Parlier

We study the asymptotics of the Weil-Petersson volumes of the moduli spaces of compact Riemann surfaces of genus $g$ with $n$ punctures, for fixed $n$ as $g \to \infty$.

Algebraic Geometry · Mathematics 2009-10-31 Georg Schumacher , Stefano Trapani

A recent preprint of S. Kojima and G. McShane [KM] observes a beautiful explicit connection between Teichm\"uller translation distance and hyperbolic volume. It relies on a key estimate which we supply here: using geometric inflexibility of…

Geometric Topology · Mathematics 2014-12-17 Jeffrey Brock , Kenneth Bromberg

Given a connected, oriented, complete, finite area hyperbolic surface $X$ of genus $g$ with $n$ punctures, Mirzakhani showed that the number of multi-geodesics on $X$ of total hyperbolic length $\leq L$ in the mapping class group orbit of a…

Dynamical Systems · Mathematics 2022-08-17 Francisco Arana-Herrera

Weil-Petersson volumes are the volumes of the moduli spaces of bordered Riemann surfaces and have played an important role in the relationship between two-dimensional quantum gravity and algebraic geometry. In the last couple years progress…

High Energy Physics - Theory · Physics 2024-07-24 Ashton Lowenstein

Weil-Petersson volumes of the moduli space of curves are deeply related to the Kontsevich-Witten KdV tau function. They possess a Virasoro symmetry which comes out of recursion relations between the volumes due to Mirzakhani. Similarly, the…

Algebraic Geometry · Mathematics 2024-12-24 Alexander Alexandrov , Paul Norbury

A relatively fast algorithm for evaluating Weil-Petersson volumes of moduli spaces of complex algebraic curves is proposed. On the basis of numerical data, a conjectural large genus asymptotics of the Weil-Petersson volumes is computed.…

Algebraic Geometry · Mathematics 2020-12-08 Peter Zograf

We show certain correlators in generic one-matrix models define a notion of ``discrete'' volumes of the moduli space of Riemann surfaces, generalizing the connection between random matrices and JT gravity. We prove they obey a discrete,…

High Energy Physics - Theory · Physics 2026-02-26 Alessandro Giacchetto , Pronobesh Maity , Edward A. Mazenc

We extend results by Mirzakhani in [Mir07] to moduli spaces of Hurwitz covers. In particular we obtain equations relating Weil-Petersson volumes of moduli spaces of Hurwitz covers, Hurwitz numbers and certain Hurwitz cycles on…

Symplectic Geometry · Mathematics 2017-11-21 Sven Prüfer

Mirzakhani-Zograf proved the large genus asymptotic expansions of Weil-Petersson volumes and showed that the asymptotic coefficients are polynomials in $\mathbb Q[\pi^{-2},\pi^2]$. They also conjectured that these are actually polynomials…

Algebraic Geometry · Mathematics 2025-01-14 Xuanyu Huang

We derive a quadratic recursion relation for the linear Hodge integrals of the form $\langle\tau_2^n\lambda_k\rangle$. These numbers are used in a formula for Masur-Veech volumes of moduli spaces of quadratic differentials discovered by…

Mathematical Physics · Physics 2019-12-24 Maxim Kazarian

This paper contains a purely topological theorem and a geometric application. The topological theorem states that if M is a simple closed orientable 3-manifold such that \pi_1(M) contains a genus g surface group and H_1(M;Z/2Z) has rank at…

Geometric Topology · Mathematics 2008-02-03 Ian Agol , Marc Culler , Peter B. Shalen

We show that the generating function for the higher Weil-Petersson volumes of the moduli spaces of stable curves with marked points can be obtained from Witten's free energy by a change of variables given by Schur polynomials. Since this…

Algebraic Geometry · Mathematics 2007-05-23 Yu. I. Manin , P. Zograf

We consider maps on a surface of genus $g$ with all vertices of degree at least three and positive real lengths assigned to the edges. In particular, we study the family of such metric maps with fixed genus $g$ and fixed number $n$ of faces…

Mathematical Physics · Physics 2022-05-17 Timothy Budd

In this paper, we obtain the asymptotic expansions of super intersection numbers and prove that the associated coefficients are polynomials. Moreover, we give an algorithm which can explicitly compute these coefficients. As an application,…

Algebraic Geometry · Mathematics 2025-01-15 Xuanyu Huang

We introduce a coarse combinatorial description of the Weil-Petersson distance d_WP(X,Y) between two finite area hyperbolic Riemann surfaces X and Y. The combinatorics reveal a connection between Riemann surfaces and hyperbolic 3-manifolds…

Geometric Topology · Mathematics 2007-05-23 Jeffrey F. Brock

We address a conjecture of Mirzakhani about the statistical behavior of certain expanding families of ``twist tori'' in the moduli space of hyperbolic surfaces, showing that they equidistribute to a certain Lebesgue-class measure along…

Geometric Topology · Mathematics 2025-10-16 Aaron Calderon , James Farre