论文标题

关于代数堆栈的DE RHAM共同学的Steenrod操作

Steenrod operations on the de Rham cohomology of algebraic stacks

论文作者

Scavia, Federico

论文摘要

在爱泼斯坦,梅和德鲁里的工作中,我们定义并调查了Mod $ p $ steenrod的操作,该操作是在特征性的$ p> 0 $的领域上平滑代数堆栈的De Rham共同体。然后,我们计算了对有限组的堆栈分类的DE RHAM共同体的行动,当$ p $ $ p $的连接还原组和(特殊)正交组时,$ p = 2 $。

Building up on work of Epstein, May and Drury, we define and investigate the mod $p$ Steenrod operations on the de Rham cohomology of smooth algebraic stacks over a field of characteristic $p>0$. We then compute the action of the operations on the de Rham cohomology of classifying stacks for finite groups, connected reductive groups for which $p$ is not a torsion prime, and (special) orthogonal groups when $p=2$.

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