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Bimeromorphic geometry of LCK manifolds

Differential Geometry 2024-05-24 v1 Algebraic Geometry Complex Variables

Abstract

A locally conformally K\"ahler (LCK) manifold is a complex manifold MM which has a K\"ahler structure on its cover, such that the deck transform group acts on it by homotheties. Assume that the K\"ahler form is exact on the minimal K\"ahler cover of MM. We prove that any bimeromorphic map MMM'\rightarrow M is in fact holomorphic; in other words, MM has a unique minimal model. This can be applied to a wide class of LCK manifolds, such as the Hopf manifolds, their complex submanifolds and to OT manifolds.

Keywords

Cite

@article{arxiv.2302.03422,
  title  = {Bimeromorphic geometry of LCK manifolds},
  author = {Liviu Ornea and Misha Verbitsky},
  journal= {arXiv preprint arXiv:2302.03422},
  year   = {2024}
}

Comments

9 pages

R2 v1 2026-06-28T08:34:01.841Z