2 papers
math.CO2024
On the Ohba Number and Generalized Ohba Numbers of Complete Bipartite Graphs
Kennedy Cano, Emily Gutknecht, Gautham Kappaganthula +3
We say that a graph is chromatic-choosable when its list chromatic number is equal to its chromatic number . Chromatic-choosability is a well-studied topic,…
math.CO2018
A Note on the Equitable Choosability of Complete Bipartite Graphs
Jeffrey A. Mudrock, Madelynn Chase, Isaac Kadera +2
In 2003 Kostochka, Pelsmajer, and West introduced a list analogue of equitable coloring called equitable choosability. A -assignment, , for a graph assigns a list, …