English

Semi-algebraic motives

Algebraic Geometry 2020-07-21 v1

Abstract

We define a category of motives for semi-algebraic spaces and show that it is trivial. This implies that there is no good extension of algebraic de Rham cohomology to semi-algebraic spaces compatible with the period isomorphism.

Keywords

Cite

@article{arxiv.2007.10166,
  title  = {Semi-algebraic motives},
  author = {Annette Huber},
  journal= {arXiv preprint arXiv:2007.10166},
  year   = {2020}
}
R2 v1 2026-06-23T17:14:57.174Z