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Sri Ranga","submitted_at":"2016-11-24T03:59:13Z","abstract_excerpt":"The sequence $\\{\\,_2\\phi_1(q^{-k},q^{b+1};\\,q^{-\\overline{b}-k+1};\\, q, q^{-\\overline{b}+1/2} z)\\}_{k \\geq 0}$ of basic hypergeometric polynomials is known to be orthogonal on the unit circle with respect to the weight function $|(q^{1/2}e^{i\\theta};\\,q)_{\\infty}/(q^{b+1/2}e^{i\\theta};\\,q)_{\\infty}|^2$. This result, where one must take the parameters $q$ and $b$ to be $0 < q < 1$ and $\\Re(b) > -1/2$, is due to P.I. Pastro \\cite{Pastro-1985}. 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