English

Connectedness of the moduli space of all reduced curves

Algebraic Geometry 2026-03-13 v3

Abstract

Using moduli of equinormalized curves and Ishii's theory of territories, we prove that the moduli stack of all reduced n-pointed algebraic curves of fixed arithmetic genus is connected.

Keywords

Cite

@article{arxiv.2407.07657,
  title  = {Connectedness of the moduli space of all reduced curves},
  author = {Sebastian Bozlee},
  journal= {arXiv preprint arXiv:2407.07657},
  year   = {2026}
}

Comments

9 pages, revised in light of revisions of arXiv:2307.10013