English

Associated Varieties of Ordinary Modules over Quasi-Lisse Vertex Algebras

Quantum Algebra 2025-11-05 v1

Abstract

We prove that if VV is a conical simple self-dual quasi-lisse vertex algebra and MM is an ordinary module then dimXM=dimXV\dim X_M=\dim X_V. Hence, if moreover XVX_V is irreducible then XM=XVX_M=X_V. In particular, this applies to quasi-lisse simple affine vertex algebras Lk(g)L_{k}(\mathfrak{g}). For admissible kk it reproves a result in \cite{A2}, and it further extends it to non-admissible levels.

Keywords

Cite

@article{arxiv.2511.02209,
  title  = {Associated Varieties of Ordinary Modules over Quasi-Lisse Vertex Algebras},
  author = {Juan Villarreal},
  journal= {arXiv preprint arXiv:2511.02209},
  year   = {2025}
}