𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Cubic graphs with three Hamiltonian cycles are not always uniquely edge colorable

✍ Scribed by Andrew Thomason


Publisher
John Wiley and Sons
Year
1982
Tongue
English
Weight
138 KB
Volume
6
Category
Article
ISSN
0364-9024

No coin nor oath required. For personal study only.

✦ Synopsis


Abstract

The generalized Petersen graph P(6__k__ + 3, 2) has exactly 3 Hamiltonian cycles for k ≥ 0, but for k ≥ 2 is not uniquely edge colorable. This disproves a conjecture of Greenwell and Kronk [1].