典则模与亏缺模的 Castelnuovo-Mumford 正则性
交换代数
2009-10-12 v2
摘要
我们分别借助同调次数与原环的 Castelnuovo-Mumford 正则性，给出环的典则模与亏缺模的 Castelnuovo-Mumford 正则性的两类界。
引用
@article{arxiv.math/0605122,
title = {Castelnuovo-Mumford regularity of canonical and deficiency modules},
author = {Lê Tuân Hoa and Eero Hyry},
journal= {arXiv preprint arXiv:math/0605122},
year = {2009}
}
备注
An error in Lemma 12 is corrected. As a consequence, the statement and the proof of Theorem 9 have been modified. We are grateful for Manoj Kumini and Satoshi Murai for raising a question which led to the discovery of this error