Fractional balanced chromatic number of signed subcubic graphs

Xiaolan Hu, Luis Kuffner, Jiaao Li +4

A signed graph is a pair $(G,\sigma )$, where $G$ is a graph and $\sigma :E(G)\to \{-,+\}$, called signature, is an assignment of signs to the edges. Given a signed graph $(G,\sigma )$ wit…