On location of discrete spectrum for complex Jacobi matrices
I. Egorova, L. Golinskii
Abstract
We study spectrum inclusion regions for complex Jacobi matrices which are compact perturbations of the discrete laplacian. The condition sufficient for the lack of discrete spectrum for such matrices is given.
Create a lesson
Related papers
Square-Root Profiles and Sharp Fourier Decay of Quasiperiodic Spectral Measures
Zhenfu Wang, Qi Zhou
Optimization Inverse Spectral Problem for the Schrödinger Operator on a Compact Graph
Valeev Nur
Resonance counting and spectral gaps for hyperbolic surfaces via Fourier decay
Louis Soares
(Sharp arithmetic) localization beyond transversality
Svetlana Jitomirskaya, Netanel Levi, Tom Stoiber
The Adiabatic b-Calculus and the Global Anomaly Formula on Manifolds with Boundary
Chad Nelson
Semigroup properties of Schrödinger operators with complex singular potentials
Vladimir Mikhailets, Volodymyr Molyboga