An upper bound on generalized cospectral mates of oriented hraphs using skew-walk matrices

Muhammad Raza, Obaid Ullah Ahmed, Mudassir Shabbir +2

Let $D$ be an oriented graph with skew-adjacency matrix $S(D)$. Two oriented graphs $D$ and $C$ are said to share the same generalized skew spectrum if $S(D)$ and $S(C)$ have the s…