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Related papers: A conjecture of Gasper on $q$-ultraspherical polyn…

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In this paper, we establish a $q$-integral formula by using the orthogonality relation, and also provide a new proof of the $q$-orthogonality relation for the continuous $q$-ultraspherical polynomials. A new $q$-beta integral with five…

Classical Analysis and ODEs · Mathematics 2024-08-09 Dandan Chen , Zhiguo Liu

Properties of the $q$-ultraspherical polynomials for $q$ being a primitive root of unity are derived using a formalism of the $so_q(3)$ algebra. The orthogonality condition for these polynomials provides a new class of trigonometric…

q-alg · Mathematics 2009-10-30 V. Spiridonov , A. Zhedanov

We show that a confluent case of the big q-Jacobi polynomials P_n(x;a,b,c;q), which corresponds to a=b=-c, leads to a discrete orthogonality relation for imaginary values of the parameter a (outside of its commonly known domain 0<a<…

Classical Analysis and ODEs · Mathematics 2015-06-26 N. M. Atakishiyev , A. U. Klimyk

We introduce a bilateral extension of the continuous $q$-ultraspherical polynomials which we call bilateral $q$-ultraspherical functions. These functions are given as specific bilateral basic hypergeometric ${}_2\psi_2$ series, they are…

Classical Analysis and ODEs · Mathematics 2025-08-13 Michael J. Schlosser

Using the theory of orthogonal polynomials, their associated recursion relations and differential formulas we develop a method for evaluating new integrals. The method is illustrated by obtaining a closed-form expression for the value of an…

Mathematical Physics · Physics 2022-06-20 A. D. Alhaidari

We provide an algebraic interpretation for two classes of continuous $q$-polynomials. Rogers' continuous $q$-Hermite polynomials and continuous $q$-ultraspherical polynomials are shown to realize, respectively, bases for representation…

Classical Analysis and ODEs · Mathematics 2009-10-28 Roberto Floreanini , Luc Vinet

In this paper, we consider the new q-extension of Frobenius-Euler numbers and polynomials and we derive some interesting identities from the orthogonality type properties for the new q-extension of Frobenius-Euler polynomials. Finally we…

Number Theory · Mathematics 2013-07-08 Taekyun Kim

We derive orthogonality relations for discrete q-ultraspherical polynomials and their duals by means of operators of representations of the quantum algebra su_q(1,1). Spectra and eigenfunctions of these operators are found explicitly. These…

Quantum Algebra · Mathematics 2008-04-24 Valentyna Groza

The dual discrete $q$-ultraspherical polynomials $D_n^{(s)}(\mu (x;s)|q)$ correspond to indeterminate moment problem and, therefore, have one-parameter family of extremal orthogonality relations. It is shown that special cases of dual…

Classical Analysis and ODEs · Mathematics 2008-04-24 Valentyna A. Groza , Ivan I. Kachuryk

In this paper, by introducing new matrix operations and using a specific inverse relation, we establish the dual forms of the orthogonality relations for some well-known discrete and continuous $q$-orthogonal polynomials from the…

Combinatorics · Mathematics 2024-12-02 Qi Chen , Xinrong Ma , Jin Wang

We derive a generalized Rogers generating function and corresponding definite integral, for the continuous $q$-ultraspherical polynomials by applying its connection relation and utilizing orthogonality. Using a recent generalization of the…

Classical Analysis and ODEs · Mathematics 2018-05-28 Howard S. Cohl , Roberto S. Costas-Santos , Tanay Wakhare

In ths paper we discuss the new concept of the q-extension of Genocchi numbers and give the some relations between q-Genocchi polynomials and q-Euler numbers.

Number Theory · Mathematics 2007-05-23 Taekyun Kim

We review properties of the $q-$Hermite polynomials and indicate their links with the Chebyshev, Rogers--Szeg\"{o}, Al-Salam--Chihara, continuous $q-$% utraspherical polynomials. In particular we recall the connection coefficients between…

Combinatorics · Mathematics 2013-12-04 Paweł J. Szabłowski

Our primary result concerns the positivity of specific kernels constructed using the $q$-ultraspherical polynomials. In other words, it concerns a two-parameter family of bivariate, compactly supported distributions. Moreover, this family…

Functional Analysis · Mathematics 2024-03-20 Paweł J. Szabłowski

We settle the dual addition formula for continuous $q$-ultraspherical polynomials as an expansion in terms of special $q$-Racah polynomials for which the constant term is given by the linearization formula for the continuous…

Classical Analysis and ODEs · Mathematics 2024-04-01 Tom H. Koornwinder

We use generating functions to express orthogonality relations in the form of $q$-beta integrals. The integrand of such a $q$-beta integral is then used as a weight function for a new set of orthogonal or biorthogonal

Classical Analysis and ODEs · Mathematics 2016-09-06 Christian Berg , Mourad E. H. Ismail

In 2017, He [Proc. Amer. Math. Soc. 145 (2017), 501--508] established two spuercongruences on truncated hypergeometric series and further proposed two related conjectures. Subsequently, Liu [Results Math. 72 (2017), 2057--2066] extended…

Combinatorics · Mathematics 2021-11-16 Chuanan Wei

In this paper we constructed new q-extension of Bernstein polynomials. Fron those q-Berstein polynomials, we give some interesting properties and we investigate some applications related this q-Bernstein polynomials.

Number Theory · Mathematics 2015-05-19 Taekyun Kim

This is a review of ($q$-)hypergeometric orthogonal polynomials and their relation to representation theory of quantum groups, to matrix models, to integrable theory, and to knot theory. We discuss both continuous and discrete orthogonal…

High Energy Physics - Theory · Physics 2018-08-01 Chuan-Tsung Chan , A. Mironov , A. Morozov , A. Sleptsov

We prove that a customary Sturm-Liouville form of second-order $q$-difference equation for the continuous $q$-ultraspherical polynomials $C_n(x;\beta| q)$ of Rogers can be written in a factorized form in terms of some explicitly defined…

Classical Analysis and ODEs · Mathematics 2007-05-23 I. Area , M. K. Atakishiyeva , J. Rodal
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