English

Poincar\'e and Hardy inequalities on homogeneous trees

Analysis of PDEs 2021-10-14 v1 Functional Analysis

Abstract

We study Hardy-type inequalities on infinite homogeneous trees. More precisely, we derive optimal Hardy weights for the combinatorial Laplacian in this setting and we obtain, as a consequence, optimal improvements for the Poincar\'e inequality.

Keywords

Cite

@article{arxiv.2001.05932,
  title  = {Poincar\'e and Hardy inequalities on homogeneous trees},
  author = {Elvise Berchio and Federico Santagati and Maria Vallarino},
  journal= {arXiv preprint arXiv:2001.05932},
  year   = {2021}
}
R2 v1 2026-06-23T13:13:12.908Z