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1 paper

math.SP2021

Criteria for the Absolutely Continuous Spectral Components of matrix-valued Jacobi operators

Fabricio Vieira Oliveira, Silas L. Carvalho

We extend in this work the Jitomirskaya-Last inequality and Last-Simoncriterion for the absolutely continuous spectral component of a half-line Schrödinger operator to the special…