English

Gradient estimates, Bakry-Emery Ricci curvature and ellipticity for unbounded graph Laplacians

Differential Geometry 2020-11-24 v2

Abstract

In this article, we prove gradient estimates under Bakry-Emery curvature bounds for unbounded graph Laplacians which satisfy an ellipticity assumption. As applications, we study completeness and finiteness of stochastically complete graphs under Bakry-Emery curvature bounds.

Keywords

Cite

@article{arxiv.1807.10181,
  title  = {Gradient estimates, Bakry-Emery Ricci curvature and ellipticity for unbounded graph Laplacians},
  author = {Matthias Keller and Florentin Münch},
  journal= {arXiv preprint arXiv:1807.10181},
  year   = {2020}
}

Comments

13 pages, Added a section with examples