射影丛上线丛的例外序列
代数几何
2025-07-24 v2
摘要
对于向量丛 ,我们研究其射影化总空间 上线丛的例外序列。特别地,我们考虑 的余切丛情形。若 ,我们完全分类了(强)例外序列,并证明任意极大例外序列都是满的。对于一般 ,我们证明 的Rouquier维数等于 ,从而证实了Orlov的一个猜想。
引用
@article{arxiv.2303.10924,
title = {Exceptional sequences of line bundles on projective bundles},
author = {Klaus Altmann and Andreas Hochenegger and Frederik Witt},
journal= {arXiv preprint arXiv:2303.10924},
year = {2025}
}
备注
29 pages, several figures, expanded Section 6: there were some indices wrong in the statement of Theorem 6.1, these are now corrected and a proof added. Same content as published version