Spectra of s-neighbourhood corona of two signed graphs

Tahir Shamsher, Mir Riyaz ul Rashid, S. Pirzada

A signed graph $S=(G,\sigma )$ is a pair in which $G$ is an underlying graph and $\sigma$ is a function from the edge set to $\{\pm 1\}$. For signed graphs $S_1$ and $S_2$ on $n_1$ and…