Kotani Theory for ergodic matrix-like Jacobi operators

Fabrício Vieira Oliveira, Silas L. Carvalho

We extend the so-called Kotani Theory for a particular class of ergodic matrix-like Jacobi operators defined in $l^2(\mathbb{Z};{\mathbb{C}}^l)$ by the law $[H_ω \textbf{u}]_{n}…