Vertex-transitive closures of graphs

Martin Bachratý, Grahame Erskine, Štefánia Glevitzká +2

A vertex-transitive closure of $\hat{I}“$ is a vertex-transitive supergraph of $\hat{I}“$ on the same vertex set. The vertex-transitive number of a graph $\hat{I}“$, denoted by $d_{vt}(\hat{I}“)$, is the…