English

Noncommutative properties of 0-hyperbolic graphs

Combinatorics 2025-04-21 v1 Operator Algebras Quantum Algebra

Abstract

We study several noncommutative properties of 0-hyperbolic graphs. In particular, we prove that 0-hyperbolicity is preserved under quantum isomorphism. We also compute the quantum automorphism groups of 0-hyperbolic graphs and characterise the ones with quantum symmetry.

Keywords

Cite

@article{arxiv.2504.13808,
  title  = {Noncommutative properties of 0-hyperbolic graphs},
  author = {Amaury Freslon and Paul Meunier and Pegah Pournajafi},
  journal= {arXiv preprint arXiv:2504.13808},
  year   = {2025}
}

Comments

21 pages, 3 figures

R2 v1 2026-06-28T23:03:28.577Z