English

From almost smooth spaces to RCD spaces

Differential Geometry 2025-11-25 v2 Metric Geometry

Abstract

We provide various characterizations for a given almost smooth space to be an RCD space, in terms of a local volume doubling and a local Poincar\'e inequality. Applications include a characterization of Einstein 44-orbifolds.

Keywords

Cite

@article{arxiv.2502.20998,
  title  = {From almost smooth spaces to RCD spaces},
  author = {Shouhei Honda and Song Sun},
  journal= {arXiv preprint arXiv:2502.20998},
  year   = {2025}
}

Comments

47 pages

R2 v1 2026-06-28T22:01:45.247Z