单幂群概形的上同调
表示论
2019-07-12 v3
摘要
我们验证上同调中的普适类决定了各种线性代数群的Frobenius核的显式上同调类。我们考虑与许多单幂代数群的有理上同调之间的关系。本文后半部分详细研究了Heisenberg群的Frobenius核的上同调。
引用
@article{arxiv.1702.04831,
title = {Cohomology of unipotent group schemes},
author = {Eric M. Friedlander},
journal= {arXiv preprint arXiv:1702.04831},
year = {2019}
}
备注
Total revision of previous version: new title and abstract; new ordering of material; some results limited to the special case of the Heisenberg group