Artin t-Motifs
Number Theory
2010-08-26 v1
Abstract
We show that analytically trivial t-motifs satisfy a Tannakian duality, without restrictions on the base field, save for that it be of generic characteristic. We show that the group of components of the t-motivic Galois group coincides with the absolute Galois group of the base field.
Cite
@article{arxiv.0809.4351,
title = {Artin t-Motifs},
author = {Lenny Taelman},
journal= {arXiv preprint arXiv:0809.4351},
year = {2010}
}
Comments
To appear in Journal of Number Theory