English

On Weak Approximation of Reductive Groups over Higher Dimensional Function Fields

Number Theory 2025-09-05 v2 Algebraic Geometry

Abstract

Let kk be a dd-local field of characteristic 0, and let KK be the function field of a nice curve over kk. We give a defect to weak approximation for reductive groups over KK using arithmetic dualities.

Keywords

Cite

@article{arxiv.2508.09601,
  title  = {On Weak Approximation of Reductive Groups over Higher Dimensional Function Fields},
  author = {Zhongda Li and Che Liu and Haoxiang Pan},
  journal= {arXiv preprint arXiv:2508.09601},
  year   = {2025}
}