以皮卡德范畴层为系数的上同调
代数拓扑
2011-06-30 v2 代数几何
摘要
考虑以阿贝尔2-群层为系数的拓扑空间上同调。证明了格罗滕迪克定理的2-范畴类比,将空间以2-阶段谱为系数的上同调与适当层的Ext群联系起来。
引用
@article{arxiv.1101.2918,
title = {Cohomology with coefficients in stacks of Picard categories},
author = {Mamuka Jibladze and Teimuraz Pirashvili},
journal= {arXiv preprint arXiv:1101.2918},
year = {2011}
}