具有完美障碍理论的Deligne-Mumford栈的导出结构
代数几何
2014-11-11 v4
摘要
我们给出了一个n-连通的拟凝聚障碍理论在Deligne-Mumford栈上源自底层拓扑上的连通谱Deligne-Mumford栈结构的条件。
引用
@article{arxiv.1005.3945,
title = {Deriving Deligne-Mumford Stacks with Perfect Obstruction Theories},
author = {Timo Schürg},
journal= {arXiv preprint arXiv:1005.3945},
year = {2014}
}
备注
25 pages; v.4: Assumptions added to correct Lemma; Main result now gives necessary and sufficient conditions for an obstruction theory to be induced by a derived structure; Erratum to published version is to appear