On A Tautological Relation Conjectured By Buryak-Shadrin

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Autori principali: Liu, Xiaobo, Wang, Chongyu
Natura: Preprint
Pubblicazione: 2024
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author Liu, Xiaobo
Wang, Chongyu
author_facet Liu, Xiaobo
Wang, Chongyu
contents Buryak and Shadrin conjectured a tautological relation on moduli spaces of curves $\overline{\mathcal{M}}_{g,n}$ which has the form $B^m_{g, \textbf{d}}=0$ for certain tautological classes $B^m_{g, \textbf{d}}$ where $m \geq 2, n \geq 1$ and $|\textbf{d}| \geq 2g+m-1$. In this paper we prove that this conjecture holds if it is true for the $m=2$ and $|\textbf{d}| = 2g+1$ case. This result reduces the proof of this conjecture to checking finitely many cases for each genus $g$. We will also prove this conjecture for the $g=1$ case.
format Preprint
id arxiv_https___arxiv_org_abs_2402_14504
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle On A Tautological Relation Conjectured By Buryak-Shadrin
Liu, Xiaobo
Wang, Chongyu
Algebraic Geometry
Mathematical Physics
Buryak and Shadrin conjectured a tautological relation on moduli spaces of curves $\overline{\mathcal{M}}_{g,n}$ which has the form $B^m_{g, \textbf{d}}=0$ for certain tautological classes $B^m_{g, \textbf{d}}$ where $m \geq 2, n \geq 1$ and $|\textbf{d}| \geq 2g+m-1$. In this paper we prove that this conjecture holds if it is true for the $m=2$ and $|\textbf{d}| = 2g+1$ case. This result reduces the proof of this conjecture to checking finitely many cases for each genus $g$. We will also prove this conjecture for the $g=1$ case.
title On A Tautological Relation Conjectured By Buryak-Shadrin
topic Algebraic Geometry
Mathematical Physics
url https://arxiv.org/abs/2402.14504