Join of graphs
= Join of graphs
{wiki=Join_(graph_theory)}
The join $\Gamma_1*\Gamma_2$ is obtained from the <disjoint union of graphs> $\Gamma_1\sqcup\Gamma_2$ by adding every edge between a vertex of $\Gamma_1$ and a vertex of $\Gamma_2$.
= Join of graphs
{wiki=Join_(graph_theory)}
The join $\Gamma_1*\Gamma_2$ is obtained from the <disjoint union of graphs> $\Gamma_1\sqcup\Gamma_2$ by adding every edge between a vertex of $\Gamma_1$ and a vertex of $\Gamma_2$.