Absolutely continuous spectrum of a Schr\"odinger operator on a tree
classification
🧮 math.SP
math-phmath.MP
keywords
treeabsolutelycontinuousodingeroperatorregularschrspectrum
read the original abstract
We give sufficient conditions for the presence of the absolutely continuous spectrum of a Schr\"odinger operator on a regular rooted tree without loops (also called regular Bethe lattice or Cayley tree).
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