K-MODULI OF CURVES ON A QUADRIC SURFACE AND K3 SURFACES

Kenneth Ascher, Kristin Devleming, Yuchen Liu

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We show that the K-moduli spaces of log Fano pairs (P1 × P1, cC), where C is a (4,4) curve and their wall crossings coincide with the VGIT quotients of (2,4), complete intersection curves in P3. This, together with recent results by Laza and O'Grady, implies that these K-moduli spaces form a natural interpolation between the GIT moduli space of (4,4) curves on P1 × P1 and the Baily-Borel compactification of moduli of quartic hyperelliptic K3 surfaces.

Original languageEnglish (US)
Pages (from-to)1251-1291
Number of pages41
JournalJournal of the Institute of Mathematics of Jussieu
Volume22
Issue number3
DOIs
StatePublished - May 16 2023

Keywords

  • K-moduli
  • K3 surfaces
  • moduli
  • variation of GIT

ASJC Scopus subject areas

  • Mathematics(all)

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