Bounds for the extremal eigenvalues of gain Laplacian matrices

M. Rajesh Kannan, Navish Kumar, Shivaramakrishna Pragada

A complex unit gain graph ($\mathbb{T}$-gain graph), $\Phi =(G,\phi )$ is a graph where the function $\phi$ assigns a unit complex number to each orientation of an edge of $G$, and its inve…