$\delta$-invariants of Du Val del Pezzo surfaces of degree $\ge 4$

TL;DR

This paper computes the $\delta$-invariants for Du Val del Pezzo surfaces with degree at least 4, providing insights into their geometric stability properties.

Contribution

It offers the first explicit calculations of $\delta$-invariants for this class of surfaces, advancing understanding of their stability.

Findings

$\delta$-invariants are explicitly computed for degree $\ge 4$ surfaces

Results contribute to the classification of stable del Pezzo surfaces

Enhances understanding of geometric stability in algebraic geometry

Abstract

In this article, we compute $\delta$-invariants of Du Val del Pezzo surfaces of degree $\ge 4$.