2 papers
math.CO2025
Variable degeneracy on toroidal graphs
Rui Li, Tao Wang
DP-coloring was introduced by DvoÅák and Postle as a generalization of list coloring and signed coloring. A new coloring, strictly -degenerate transversal, is a further genera…
math.CO2025
On odd colorings of sparse graphs
Tao Wang, Xiaojing Yang
An \emph{odd -coloring} of a graph is a proper -coloring such that each non-isolated vertex has a color appearing an odd number of times within its open neighborhood. A \emph…