English

A combinatorial proof of the extension property for partial isometries

Combinatorics 2025-10-01 v2 Discrete Mathematics Logic

Abstract

We present a short and self-contained proof of the extension property for partial isometries of the class of all finite metric spaces.

Keywords

Cite

@article{arxiv.1807.10976,
  title  = {A combinatorial proof of the extension property for partial isometries},
  author = {Jan Hubička and Matěj Konečný and Jaroslav Nešetřil},
  journal= {arXiv preprint arXiv:1807.10976},
  year   = {2025}
}

Comments

7 pages, 1 figure. Minor revision. Accepted to Commentationes Mathematicae Universitatis Carolinae