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An Explicit Example of Polynomials Orthogonal on the Unit Circle with a Dense Point Spectrum Generated by a Geometric Distribution
Alexei Zhedanov School of Mathematics, Renmin University of China, Beijing 100872, China
Abstract:
We present a new explicit family of polynomials orthogonal on the unit circle with a dense point spectrum. This family is expressed in terms of $q$-hypergeometric function of type ${_2}\phi_1$. The orthogonality measure is the wrapped geometric distribution. Some “classical” properties of the above polynomials are presented.
Keywords:
polynomials orthogonal on the unit circle, wrapped geometric dustribution, dense point spectrum.
Received: November 2, 2020; in final form December 19, 2020; Published online December 21, 2020
Citation:
Alexei Zhedanov, “An Explicit Example of Polynomials Orthogonal on the Unit Circle with a Dense Point Spectrum Generated by a Geometric Distribution”, SIGMA, 16 (2020), 140, 9 pp.
Linking options:
https://www.mathnet.ru/eng/sigma1676 https://www.mathnet.ru/eng/sigma/v16/p140
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