English

Contractible Hamiltonian Cycles in Triangulated Surfaces

Geometric Topology 2010-03-30 v1 Computational Geometry Combinatorics

Abstract

A triangulation of a surface is called qq-equivelar if each of its vertices is incident with exactly qq triangles. In 1972 Altshuler had shown that an equivelar triangulation of torus has a Hamiltonian Circuit. Here we present a necessary and sufficient condition for existence of a contractible Hamiltonian Cycle in equivelar triangulation of a surface.

Keywords

Cite

@article{arxiv.1003.5268,
  title  = {Contractible Hamiltonian Cycles in Triangulated Surfaces},
  author = {Ashish Kumar Upadhyay},
  journal= {arXiv preprint arXiv:1003.5268},
  year   = {2010}
}

Comments

6 pages, 1 figure

R2 v1 2026-06-21T15:03:20.301Z