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Related papers: Intersection numbers of spectral curves

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To any spectral curve S, we associate a topological class {\Lambda}(S) in a moduli space M^b_{g,n} of "b-colored" stable Riemann surfaces of given topology (genus g, n boundaries), whose integral coincides with the topological recursion…

Mathematical Physics · Physics 2011-10-14 B. Eynard

We outline a strategy for computing intersection numbers on smooth varieties with torus actions using a residue formula of Bott. As an example, Gromov-Witten numbers of twisted cubic and elliptic quartic curves on some general complete…

alg-geom · Mathematics 2008-02-03 G. Ellingsrud , S. A. Strømme

We introduce a new matrix model representation for the generating function of simple Hurwitz numbers. We calculate the spectral curve of the model and the associated symplectic invariants developed in [Eynard-Orantin]. As an application, we…

Mathematical Physics · Physics 2015-05-13 G. Borot , B. Eynard , M. Mulase , B. Safnuk

A generalization of the Kontsevich Airy-model allows one to compute the intersection numbers of the moduli space of p-spin curves. These models are deduced from averages of characteristic polynomials over Gaussian ensembles of random…

High Energy Physics - Theory · Physics 2009-05-01 E. Brezin , S. Hikami

In [5] I.P. Goulden, D.M. Jackson, and R. Vakil formulated a conjecture relating certain Hurwitz numbers (enumerating ramified coverings of the sphere) to the intersection theory on a conjectural Picard variety. We are going to use their…

Algebraic Geometry · Mathematics 2018-07-18 Sergey Shadrin , Dimitri Zvonkine

The $s$-point correlation function of a Gaussian Hermitian random matrix theory, with an external source tuned to generate a multi-critical singularity, provides the intersection numbers of the moduli space for the $p$-th spin curves…

Mathematical Physics · Physics 2015-02-06 E. Brezin , S. Hikami

We propose and study the following Mirror Principle: certain sequences of multiplicative equivariant characteristic classes on Kontsevich's stable map moduli spaces can be computed in terms of certain hypergeometric type classes. As…

alg-geom · Mathematics 2009-09-25 B. Lian , K. Liu , S. T. Yau

For affine algebraic plane curves we reduce a calculation of its invariants to calculation of the intersection of kernels of some derivations.

Algebraic Geometry · Mathematics 2012-10-02 Leonid Bedratyuk

We observe that certain equivariant intersection numbers of Chern characters of tautological sheaves on Hilbert schemes for suitable circle actions can be computed using the Bloch-Okounkov formula, hence they are related to Gromov-Witten…

Algebraic Geometry · Mathematics 2018-01-30 Jian Zhou

We propose a general framework governing the intersection properties of extremal rays of irreducible holomorphic symplectic manifolds under the Beauville-Bogomolov form. Our main thesis is that extremal rays associated to Lagrangian…

Algebraic Geometry · Mathematics 2010-06-08 Brendan Hassett , Yuri Tschinkel

We present a topological recursion formula for calculating the intersection numbers defined on the moduli space of open Riemann surfaces. The spectral curve is $x = \frac{1}{2}y^2$, the same as spectral curve used to calculate intersection…

Mathematical Physics · Physics 2016-02-04 Brad Safnuk

Using the connection between intersection theory on the Deligne-Mumford spaces and the edge scaling of the GUE matrix model (see math.CO/9903176, math.AG/0101147), we express the n-point functions for the intersection numbers as…

Algebraic Geometry · Mathematics 2007-05-23 Andrei Okounkov

This note presents a formula for the enumerative invariants of arbitrary genus in toric surfaces. The formula computes the number of curves of a given genus through a collection of generic points in the surface. The answer is given in terms…

Algebraic Geometry · Mathematics 2007-05-23 Grigory Mikhalkin

We generalize two classical formulas for complete intersection curves by introducing the the complete intersection discrepancy of a curve as a correction term. The first is a well-known multiplicity formula in singularity theory, due to…

Algebraic Geometry · Mathematics 2026-04-07 Andrei Benguş-Lasnier , Antoni Rangachev

The Eynard-Orantin recursion formula provides an effective tool for certain enumeration problems in geometry. The formula requires a spectral curve and the recursion kernel. We present a uniform construction of the spectral curve and the…

Algebraic Geometry · Mathematics 2014-11-05 Olivia Dumitrescu , Motohico Mulase , Brad Safnuk , Adam Sorkin

For any arbitrary algebraic curve, we define an infinite sequence of invariants. We study their properties, in particular their variation under a variation of the curve, and their modular properties. We also study their limits when the…

Mathematical Physics · Physics 2007-05-23 Bertrand Eynard , Nicolas Orantin

We define a new family of open Gromov-Witten type invariants based on intersection theory on the moduli space of pseudoholomorphic curves of arbitrary genus with boundary in a Lagrangian submanifold. We assume the Lagrangian submanifold…

Symplectic Geometry · Mathematics 2007-05-23 Jake P. Solomon

Let X be a smooth complex projective variety, and let Y in X be a smooth very ample hypersurface such that -K_Y is nef. Using the technique of relative Gromov-Witten invariants, we give a new short and geometric proof of (a version of) the…

Algebraic Geometry · Mathematics 2007-05-23 Andreas Gathmann

We prove the famous Faber intersection number conjecture and other more general results by using a recursion formula of $n$-point functions for intersection numbers on moduli spaces of curves. We also present some vanishing properties of…

Algebraic Geometry · Mathematics 2011-03-24 Kefeng Liu , Hao Xu

Kontsevich's work on Airy matrix integrals has led to explicit results for the intersection numbers of the moduli space of curves. In this article we show that a duality between k-point functions on $N\times N$ matrices and N-point…

High Energy Physics - Theory · Physics 2008-11-26 E. Brezin , S. Hikami
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