English

Ramification groups of coverings and valuations

Algebraic Geometry 2018-09-12 v1

Abstract

We give a purely scheme theoretic construction of the filtration by ramification groups of the Galois group of a covering. The valuation need not be discrete but the normalizations are required to be locally of complete intersection.

Keywords

Cite

@article{arxiv.1801.02766,
  title  = {Ramification groups of coverings and valuations},
  author = {Takeshi Saito},
  journal= {arXiv preprint arXiv:1801.02766},
  year   = {2018}
}

Comments

44 pages