On Extensions of a Theorem of Baxter

We combine the Riemann-Hilbert approach with the techniques of Banach algebras to obtain an extension of Baxter's Theorem for polynomials orthogonal on the unit circle. This is accomplished by using the link between the negative Fourier coefficients of the scattering function and the coefficien...

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Bibliografske podrobnosti
Main Authors: Geronimo, J. S., Martínez-Finkelshtein, Andrei
Format: info:eu-repo/semantics/article
Jezik:English
Izdano: 2012
Teme:
Online dostop:http://hdl.handle.net/10835/1633
Opis
Izvleček:We combine the Riemann-Hilbert approach with the techniques of Banach algebras to obtain an extension of Baxter's Theorem for polynomials orthogonal on the unit circle. This is accomplished by using the link between the negative Fourier coefficients of the scattering function and the coefficients in the recurrence formula satisfied by these polynomials.