2 papers
math.CO2026
Tight spectral conditions for the Hamiltonicity of -free split graphs
Yiting Cai, Haiyan Guo, Hong-Jian Lai +1
The Hamiltonicity and related subjects of split graphs, and in particular -free split graphs with received much attention. Dai et al. [Discrete Math. 345 (2022) 1…
math.CO2011
On group choosability of total graphs
H. J. Lai, G. R. Omidi, G. Raeisi
In this paper, we study the group and list group colorings of total graphs and we give two group versions of the total and list total colorings conjectures. We establish the group…