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Related papers: Super volumes and KdV tau functions

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The moduli spaces of hyperbolic surfaces of genus g with n geodesic boundary components are naturally symplectic manifolds. Mirzakhani proved that their volumes are polynomials in the lengths of the boundaries by computing the volumes…

Algebraic Geometry · Mathematics 2007-05-23 Norman Do , Paul Norbury

Volumes of moduli spaces of hyperbolic cone surfaces were previously defined and computed when the angles of the cone singularities are at most 2pi. We propose a general definition of these volumes without restriction on the angles. This…

Algebraic Geometry · Mathematics 2024-05-20 Adrien Sauvaget

We identify Whittaker vectors for $\mathcal{W}_k(\mathfrak{g})$-modules with partition functions of higher Airy structures. This implies that Gaiotto vectors, describing the fundamental class in the equivariant cohomology of a suitable…

Mathematical Physics · Physics 2024-03-07 Gaëtan Borot , Vincent Bouchard , Nitin Kumar Chidambaram , Thomas Creutzig

For two solutions of the WDVV equations that are related by two types of symmetries of the equations given by Dubrovin, we show that the associated principal hierarchies of integrable systems are related by certain reciprocal…

Differential Geometry · Mathematics 2010-02-02 Dingdian Xu , Youjin Zhang

We give an Eynard-Orantin type topological recursion formula for the canonical Euclidean volume of the combinatorial moduli space of pointed smooth algebraic curves. The recursion comes from the edge removal operation on the space of ribbon…

Algebraic Geometry · Mathematics 2014-11-05 Kevin M. Chapman , Motohico Mulase , Brad Safnuk

The Yau-Zaslow conjecture determines the reduced genus 0 Gromov-Witten invariants of K3 surfaces in terms of the Dedekind eta function. Classical intersections of curves in the moduli of K3 surfaces with Noether-Lefschetz divisors are…

Algebraic Geometry · Mathematics 2008-12-28 A. Klemm , D. Maulik , R. Pandharipande , E. Scheidegger

Using matrix model, Mironov and Morozov recently gave a formula which represents Kontsevich-Witten tau-function as a linear expansion of Schur Q-polynomials. In this paper, we will show directly that the Q-polynomial expansion in this…

Algebraic Geometry · Mathematics 2022-06-24 Xiaobo Liu , Chenglang Yang

We prove the Kazhdan-Lusztig correspondence for a class of vertex operator superalgebras which, via the work of Costello-Gaiotto, arise as boundary VOAs of topological B twist of 3d $\mathcal{N}=4$ abelian gauge theories. This means that we…

High Energy Physics - Theory · Physics 2026-01-15 Thomas Creutzig , Wenjun Niu

We identify certain Gromov-Witten invariants counting rational curves with given incidence and tangency conditions with the Betti numbers of moduli spaces of point configurations in projective spaces. On the Gromov-Witten side, S. Fomin and…

Algebraic Geometry · Mathematics 2018-03-22 Markus Reineke , Thorsten Weist

We study spin Hurwitz numbers, which count ramified covers of the Riemann sphere with a sign coming from a theta characteristic. These numbers are known to be related to Gromov-Witten theory of K\"ahler surfaces and to representation theory…

Mathematical Physics · Physics 2024-06-19 Alessandro Giacchetto , Reinier Kramer , Danilo Lewański

We examine the large-$g$ asymptotic Weil-Petersson volume formulas deduced in the previous literature. The volume formulas have application to computing the partition functions and the correlation functions in Jackiw-Teitelboim gravity. We…

High Energy Physics - Theory · Physics 2022-06-29 Yusuke Kimura

In this paper, we prove a conjecture of Alexandrov that the generalized Brezin-Gross-Witten tau-functions are hypergeometric tau functions of BKP hierarchy after re-scaling. In particular, this shows that the original BGW tau-function,…

Exactly Solvable and Integrable Systems · Physics 2022-07-20 Xiaobo Liu , Chenglang Yang

Using Gromov-Witten theory the numbers of complex plane rational curves of degree d through 3d-1 general given points can be computed recursively with Kontsevich's formula that follows from the so-called WDVV equations. In this paper we…

Algebraic Geometry · Mathematics 2008-09-09 Andreas Gathmann , Hannah Markwig

We prove that the quasiclassical tau-function of the multi-support solutions to matrix models, proposed recently by Dijkgraaf and Vafa to be related to the Cachazo-Intrilligator-Vafa superpotentials of the N=1 supersymmetric Yang-Mills…

High Energy Physics - Theory · Physics 2014-11-18 L. Chekhov , A. Marshakov , A. Mironov , D. Vasiliev

We prove the genus zero part of the generalized Witten conjecture relating moduli spaces of spin curves to Gelfand-Dickey hierarchies. That is, we show that intersection numbers on the moduli space of stable r-spin curves assemble into a…

Algebraic Geometry · Mathematics 2009-09-25 Tyler J. Jarvis , Takashi Kimura , Arkady Vaintrob

We study four dimensional supersymmetric gauge theory in the presence of surface and point-like defects (blowups) and propose an identity relating partition functions at different values of $\Omega$-deformation parameters…

High Energy Physics - Theory · Physics 2024-12-27 Nikita Nekrasov

Recently, a universal formula for a non-holomorphic modular completion of the generating functions of refined BPS indices in various theories with $N=2$ supersymmetry has been suggested. It expresses the completion through the holomorphic…

High Energy Physics - Theory · Physics 2025-07-14 Sergei Alexandrov

We investigate a relation between the super topological recursion and Gaiotto vectors for $\mathcal{N}=1$ superconformal blocks. Concretely, we introduce the notion of the untwisted and $\mu$-twisted super topological recursion, and…

Mathematical Physics · Physics 2022-05-18 Kento Osuga

The Witten $r$-spin class defines a non-semisimple cohomological field theory. Pandharipande, Pixton and Zvonkine studied two special shifts of the Witten class along two semisimple directions of the associated Dubrovin--Frobenius manifold…

Algebraic Geometry · Mathematics 2024-04-12 Séverin Charbonnier , Nitin Kumar Chidambaram , Elba Garcia-Failde , Alessandro Giacchetto

We consider a certain super extension, called the super tau-cover, of a bihamiltonian integrable hierarchy which contains the Hamiltonian structures including both the local and non-local ones as odd flows. In particular, we construct the…

Differential Geometry · Mathematics 2021-09-15 Si-Qi Liu , Zhe Wang , Youjin Zhang