The $k$-independent graph of a graph

Davood Fatehi, Saeid Alikhani, Abdul Jalil M. Khalaf

Let $G=(V,E)$ be a simple graph. A set $I\subseteq V$ is an independent set, if no two of its members are adjacent in $G$. The $k$-independent graph of $G$, $I_k(G)$, is defined t…