pith. sign in

arxiv: 1012.2984 · v1 · pith:KO6YZE4Qnew · submitted 2010-12-14 · 🧮 math.NT

On the essential dimension of unipotent algebraic groups

classification 🧮 math.NT
keywords algebraicdimensionessentialfieldunipotentgroupsmootharbitrary
0
0 comments X
read the original abstract

We give an upper bound for the essential dimension of a smooth unipotent algebraic group over an arbitrary field. We also show that over a field $k$ which is finitely generated over a perfect field, a smooth unipotent algebraic $k$-group is of essential dimension 0 if and only if it is $k$-split.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.