A remark on toric foliations
Algebraic Geometry
2024-03-06 v2
Abstract
If a toric foliation on a projective Q-factorial toric variety has an extremal ray whose length is longer than the rank of the foliation, then the associated extremal contraction is a projective space bundle and the foliation is the relative tangent sheaf of the extremal contraction.
Keywords
Cite
@article{arxiv.2309.09461,
title = {A remark on toric foliations},
author = {Osamu Fujino and Hiroshi Sato},
journal= {arXiv preprint arXiv:2309.09461},
year = {2024}
}
Comments
6 pages, v2: revisions following referee's comments and suggestions, to appear in Arch. Math