Article ID Journal Published Year Pages File Type
4641021 Journal of Computational and Applied Mathematics 2009 11 Pages PDF
Abstract

We consider Jacobi matrices whose essential spectrum is a finite union of closed intervals. We focus on Szegő’s theorem, Jost solutions, and Szegő asymptotics for this situation. This announcement describes talks the authors gave at OPSFA 2007.

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Physical Sciences and Engineering Mathematics Applied Mathematics
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