Purely inseparable extensions and ramification filtrations
Algebraic Geometry
2018-04-24 v1 Number Theory
Abstract
In this article, we investigate the shift of Abbes and Saito's ramification filtrations of the absolute Galois group of a complete discrete valuation field of positive characteristic under a purely inseparable extension. We also study a functoriality property for characteristic forms.
Keywords
Cite
@article{arxiv.1804.08115,
title = {Purely inseparable extensions and ramification filtrations},
author = {Haoyu Hu},
journal= {arXiv preprint arXiv:1804.08115},
year = {2018}
}
Comments
24 pages. Comments welcome