Some methods are given for constructing regular r -valent r -connected non-hamiltonian graphs; often the graphs are also non- r -edge-colorable. The extent of the class of such graphs constructible from these methods and previous methods is discussed.
William McCuaigMoshe Rosenfeld
Yulai MaDavide MattioloEckhard SteffenIsaak H. Wolf
Elad Aigner‐HorevM. V. Lomonosov
Sebastian M. CioabăAndré KündgenCraig TimmonsVladislav Vysotsky