Odd coloring graphs with linear neighborhood complexity
Combinatorics
2026-02-12 v2 Discrete Mathematics
Abstract
We prove that any class of graphs with linear neighborhood complexity has bounded improper odd chromatic number. As a result, if is the class of all circle graphs, or if is any class with bounded twin-width, bounded merge-width, or a forbidden vertex-minor, then is -bounded.
Keywords
Cite
@article{arxiv.2506.08926,
title = {Odd coloring graphs with linear neighborhood complexity},
author = {James Davies and Meike Hatzel and Kolja Knauer and Rose McCarty and Torsten Ueckerdt},
journal= {arXiv preprint arXiv:2506.08926},
year = {2026}
}
Comments
16 pages, 1 figure