English

On existence of a compatible triangulation with the double circle order type

Combinatorics 2025-08-07 v1 Computational Geometry

Abstract

We show that the "double circle" order type and some of its generalizations have a compatible triangulation with any other order types with the same number of points and number of edges on convex hull, thus proving another special case of the conjecture in Aichholzer (2003).

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Cite

@article{arxiv.2508.04602,
  title  = {On existence of a compatible triangulation with the double circle order type},
  author = {Hong Duc Bui},
  journal= {arXiv preprint arXiv:2508.04602},
  year   = {2025}
}

Comments

41 pages, 34 figures