3 papers
math.CO2026
Poincare Polynomials of Heavy-Light Hassett Spaces
Haggai Liu
The Poincaré polynomials of the Deligne-Mumford space of stable genus 0 curves have been widely studied by several authors such as Keel and Manin. These polyno…
math.AG2025
Moduli Theory of the -Braid Arrangement
Vance Blankers, Emily Clader, Iva Halacheva +2
We describe a family of hyperplane arrangements depending on a positive integer parameter , which we refer to as the -braid arrangements, and which can be viewed as a general…
math.AG2025
Fundamental groups of moduli spaces of real weighted stable curves
Jake Levinson, Haggai Liu
The ordinary and -equivariant fundamental groups of the moduli space of real -marked stable curves of genus are known as \emph{ca…