On the Correspondence Between Domination and the Spectrum of Jacobi Operators

Kateryna Alkorn, Zhenghe Zhang

In this paper, we first develop a notion of dominated splitting for $\mathbb{M}(2,\mathbb{C})$-sequences and show it is a stable property under $\Vert \cdot {\Vert }_{\infty }$-perturbation. Then…