模张量积的深度
交换代数
2017-02-28 v3
摘要
研究了Gorenstein局部环上模的张量积的深度(depth)。对于Gorenstein局部环R上的有限生成模M和N,在Tate同调模与相对同调模有限个消没的某些假设下,深度()由深度(M)和深度(N)确定。
引用
@article{arxiv.1702.03645,
title = {On the depth of tensor products of modules},
author = {Arash Sadeghi},
journal= {arXiv preprint arXiv:1702.03645},
year = {2017}
}
备注
The main theorem has been improved. Some new results have been added