Showing 2023Show all
2 papers · 1 filter
math.CO2023
Eigenvalues and factors: a survey
Dandan Fan, Huiqiu Lin, Hongliang Lu +1
A factor of a graph is a spanning subgraph satisfying some given conditions. An earlier survey of factors can be traced back to the Akiyama and Kano [J. Graph Theory, 1985, 9: 1-42…
math.CO2023
A characterization on orientations of graphs avoiding given lists on out-degrees
Xinxin Ma, Hongliang Lu
Let be a graph and be a set function. The graph is said to be \emph{F-avoiding} if there exists an orientation of such that for…