Deformations of log terminal and semi log canonical singularities
Algebraic Geometry
2022-07-05 v2 Commutative Algebra
Abstract
In this paper, we prove that klt singularities are invariant under deformations if the generic fiber is -Gorenstein. We also obtain a similar result for slc singularities. These are generalizations of results of Esnault-Viehweg and S. Ishii.
Cite
@article{arxiv.2204.04400,
title = {Deformations of log terminal and semi log canonical singularities},
author = {Kenta Sato and Shunsuke Takagi},
journal= {arXiv preprint arXiv:2204.04400},
year = {2022}
}
Comments
42pages; v2: minor changes. arXiv admin note: text overlap with arXiv:2103.03721