English

Regular matchstick graphs on the sphere

Combinatorics 2025-02-13 v1 Discrete Mathematics Metric Geometry

Abstract

We show that the 55-regular matchstick graphs on the sphere are exactly the five 55-regular contact graphs of congruent caps on the sphere found by R. M. Robinson (1969).

Cite

@article{arxiv.2502.08294,
  title  = {Regular matchstick graphs on the sphere},
  author = {Konrad J. Swanepoel},
  journal= {arXiv preprint arXiv:2502.08294},
  year   = {2025}
}
R2 v1 2026-06-28T21:41:30.143Z