2 papers
math.SP2020
Growth of Eigenfunctions and R-limits on Graphs
Siegfried Beckus, Latif Eliaz
A characterization of the essential spectrum of Schrödinger operators on infinite graphs is derived involving the concept of -limits. This concept, whi…
math.SP2019
On the Essential Spectrum of Schrödinger Operators on Graphs
Latif Eliaz
This work studies geometrical characterizations of the essential spectrum of Schrödinger operators on graphs. Especially we focus on generalizing characterizations…