English

Planar graphs with separation are dp-minimal

Combinatorics 2022-05-23 v1 Logic

Abstract

We prove that given a planar embedding of a graph in the sphere the expansion of the graph structure by predicates encoding separation of vertices by simple cycles of the graph is dp-minimal.

Keywords

Cite

@article{arxiv.2205.10204,
  title  = {Planar graphs with separation are dp-minimal},
  author = {Javier de la Nuez González},
  journal= {arXiv preprint arXiv:2205.10204},
  year   = {2022}
}
R2 v1 2026-06-24T11:23:32.368Z