Szegő transformations and rational spectral transformations for associated polynomials

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摘要

In this contribution we analyze rational spectral transformations related to associated polynomials with respect to probability measures supported on the interval [−1, 1]. The connection with rational spectral transformations of measures supported on the unit circle using the Szegő transformation is presented.

论文关键词:42C05,15A23,Measures on the unit circle,Orthogonal polynomials,Associated polynomials,Carathéodory functions,Rational spectral transformations

论文评审过程:Received 25 January 2008, Available online 25 February 2009.

论文官网地址:https://doi.org/10.1016/j.cam.2009.02.041