On pseudospectrum of inhomogeneous non-Hermitian random matrices

Konstantin Tikhomirov

Let $A$ be an $n\times n$ matrix with mutually independent centered Gaussian entries. Define \begin{align*} σ^*:=\max\limits_{i,j\leq n}\sqrt{{\mathbb E}\,|A_{i,j}|^2}, \quad σ:=\m…