Sarkisov links for index 1 Fano 3-folds in codimension 4
Algebraic Geometry
2021-09-13 v3
Abstract
We classify Sarkisov links from index 1 Fano 3-folds anticanonically embedded in codimension 4 that start from so-called Type I Tom centres. We apply this to compute the Picard rank of many such Fano 3-folds.
Cite
@article{arxiv.2011.12209,
title = {Sarkisov links for index 1 Fano 3-folds in codimension 4},
author = {Livia Campo},
journal= {arXiv preprint arXiv:2011.12209},
year = {2021}
}
Comments
Minor changes following referee report, to appear in Mathematische Nachrichten. 25 pages, 2 figures, 1 table