Suchergebnisse - Orthogonal polynomials and functions in several variables

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    Extension of the Beta function in several variables and applications for multivariate orthogonal polynomials von Al-harbi, Nawal Helal, Raïssouli, Mustapha

    ISSN: 1029-242X, 1025-5834, 1029-242X
    Veröffentlicht: Cham Springer International Publishing 16.10.2025
    Veröffentlicht in Journal of inequalities and applications (16.10.2025)
    “… ) from two variables to three or more variables. The properties of such extended functions are studied in a systematic manner and some inequalities are also discussed …”
    Volltext
    Journal Article
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    On Jacobi Polynomials Of Several Variables von Shrivastava, H.S.P.

    ISSN: 1065-2469, 1476-8291
    Veröffentlicht: Gordon and Breach Science Publishers 01.08.2000
    Veröffentlicht in Integral transforms and special functions (01.08.2000)
    “… The aim of the present paper is to define the Jacobi polynomial of two variables, three variables and m-variables …”
    Volltext
    Journal Article
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    The asymptotics of the kernel functions associated to orthogonal polynomials in several variables on the unit ball von Dueñas, Herbert, Gómez Blanco, Wilmer Merardo

    ISSN: 0120-0380
    Veröffentlicht: 2015
    Veröffentlicht in Boletín de matemáticas (2015)
    “… We consider a family of orthogonal polynomials in several variables with respect to a Sobolev-type inner product, obtained from adding a gradient operator of order j, evaluated …”
    Volltext
    Journal Article
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    Moments of Random Matrices and Hypergeometric Orthogonal Polynomials von Cunden, Fabio Deelan, Mezzadri, Francesco, O’Connell, Neil, Simm, Nick

    ISSN: 0010-3616, 1432-0916
    Veröffentlicht: Berlin/Heidelberg Springer Berlin Heidelberg 01.08.2019
    Veröffentlicht in Communications in mathematical physics (01.08.2019)
    “… We establish a new connection between moments of n × n random matrices X n and hypergeometric orthogonal polynomials …”
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    Journal Article
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    Properties of Some of Two-Variable Orthogonal Polynomials von Milovanović, Gradimir V., Öztürk, Güner, Aktaş, Rabia

    ISSN: 0126-6705, 2180-4206
    Veröffentlicht: Singapore Springer Singapore 01.03.2020
    “… The present paper deals with various recurrence relations, generating functions and series expansion formulas for two families of orthogonal polynomials in two variables, given Laguerre …”
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    Journal Article
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    Optimal approximants and orthogonal polynomials in several variables von Sargent, Meredith, Sola, Alan A.

    ISSN: 0008-414X, 1496-4279, 1496-4279
    Veröffentlicht: Canada Canadian Mathematical Society 01.04.2022
    Veröffentlicht in Canadian journal of mathematics (01.04.2022)
    “… and orthogonal polynomials in weighted spaces. Weakly inner functions, whose optimal approximants are all constant, provide extreme cases where nontrivial orthogonal polynomials cannot be recovered from the optimal approximants …”
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    Journal Article
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    On Finite Classes of Two-Variable Orthogonal Polynomials von Güldoğan, Esra, Aktaş, Rabia, Masjed-Jamei, Mohammad

    ISSN: 1017-060X, 1735-8515
    Veröffentlicht: Singapore Springer Singapore 01.08.2020
    Veröffentlicht in Bulletin of the Iranian Mathematical Society (01.08.2020)
    “… The purpose of this paper is to introduce several finite sets of orthogonal polynomials in two variables, and investigate some general properties of them such as recurrence relations, generating …”
    Volltext
    Journal Article
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    Some Sequences of Sobolev-Type Zernike Orthogonal Polynomials von Ruiz, Herbert Dueñas, Combita, Gabriel Pulido

    ISSN: 1660-5446, 1660-5454
    Veröffentlicht: Heidelberg Springer Nature B.V 01.11.2025
    Veröffentlicht in Mediterranean journal of mathematics (01.11.2025)
    “… In this paper, we study and develop some properties of classical orthogonal polynomials on the unit ball, specifically those that are orthogonal with respect …”
    Volltext
    Journal Article
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    Inner bounds for the extreme zeros of 3F2 hypergeometric polynomials von Jooste, A., Njionou Sadjang, P., Koepf, W.

    ISSN: 1065-2469, 1476-8291
    Veröffentlicht: Abingdon Taylor & Francis 04.05.2017
    Veröffentlicht in Integral transforms and special functions (04.05.2017)
    “… several variables exist in abundance. We modify Zeilberger's algorithm to generate unknown contiguous relations that are necessary to obtain inner bounds for the extreme zeros of orthogonal polynomial sequences with hypergeometric representations …”
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    Journal Article
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    Sobolev Orthogonal Polynomials of Several Variables on Product Domains von Dueñas Ruiz, Herbert, Salazar-Morales, Omar, Piñar, Miguel

    ISSN: 1660-5446, 1660-5454
    Veröffentlicht: Cham Springer International Publishing 01.10.2021
    Veröffentlicht in Mediterranean journal of mathematics (01.10.2021)
    “… Sobolev orthogonal polynomials of d variables on the product domain Ω : = [ a 1 , b 1 ] × ⋯ × [ a d , b d ] with respect to the inner product f , g …”
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    Journal Article
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    Combinatorics of orthogonal polynomials on the unit circle: Combinatorics of orthogonal polynomials on the unit circle von Jang, Jihyeug, Song, Minho

    ISSN: 1382-4090, 1572-9303
    Veröffentlicht: New York Springer US 01.11.2025
    Veröffentlicht in The Ramanujan journal (01.11.2025)
    “… Orthogonal polynomials on the unit circle (OPUC for short) are a family of polynomials whose orthogonality is given by integration over the unit circle in the complex plane …”
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    Journal Article
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    Connection coefficients for classical orthogonal polynomials of several variables von Iliev, Plamen, Xu, Yuan

    ISSN: 0001-8708, 1090-2082
    Veröffentlicht: Elsevier Inc 13.04.2017
    Veröffentlicht in Advances in mathematics (New York. 1965) (13.04.2017)
    “… For classical orthogonal polynomials whose weights are invariant under the action of the symmetric group, connection coefficients between a basis consisting of products of hypergeometric functions …”
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    Journal Article
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    Polynomial approximation on polytopes von Totik, Vilmos

    ISBN: 9781470416669, 1470416662
    ISSN: 0065-9266, 1947-6221
    Veröffentlicht: Providence, Rhode Island American Mathematical Society 2014
    “… Polynomial approximation on convex polytopes in …”
    Volltext
    E-Book Buch
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    Affine Hecke Algebras and Orthogonal Polynomials von Macdonald, I. G.

    ISBN: 9780521824729, 0521824729
    Veröffentlicht: Cambridge Cambridge University Press 20.03.2003
    “… In recent years there has developed a satisfactory and coherent theory of orthogonal polynomials in several variables, attached to root systems, and depending on two or more parameters …”
    Volltext
    E-Book Buch
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    Combinatorics of orthogonal polynomials of type RI von Kim, Jang Soo, Stanton, Dennis

    ISSN: 1382-4090, 1572-9303
    Veröffentlicht: New York Springer US 01.06.2023
    Veröffentlicht in The Ramanujan journal (01.06.2023)
    “… A combinatorial theory for type R I orthogonal polynomials is given. The ingredients include weighted generalized Motzkin paths, moments, continued fractions, determinants, and histories …”
    Volltext
    Journal Article
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    Sobolev orthogonal polynomials of high order in two variables defined on product domains von Dueñas Ruiz, Herbert, Pinzón-Cortés, Natalia, Salazar-Morales, Omar

    ISSN: 1065-2469, 1476-8291
    Veröffentlicht: Abingdon Taylor & Francis 02.12.2017
    Veröffentlicht in Integral transforms and special functions (02.12.2017)
    “… Let f and g real functions of two variables and We consider the polynomials orthogonal with respect to the inner product …”
    Volltext
    Journal Article
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    Complex versus real orthogonal polynomials of two variables von Xu, Yuan

    ISSN: 1065-2469, 1476-8291
    Veröffentlicht: Abingdon Taylor & Francis 01.02.2015
    Veröffentlicht in Integral transforms and special functions (01.02.2015)
    “… Orthogonal polynomials of two real variables can often be represented in complex variables …”
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    Journal Article
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    Krall-type orthogonal polynomials in several variables von Fernández, Lidia, Pérez, Teresa E., Piñar, Miguel A., Xu, Yuan

    ISSN: 0377-0427, 1879-1778
    Veröffentlicht: Kidlington Elsevier B.V 15.01.2010
    Veröffentlicht in Journal of computational and applied mathematics (15.01.2010)
    “… For a bilinear form obtained by adding a Dirac mass to a positive definite moment functional defined in the linear space of polynomials in several variables, explicit formulas of orthogonal …”
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    Journal Article Tagungsbericht
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    A generalization of formulas for the discriminants of quasi-orthogonal polynomials with applications to hypergeometric polynomials von Matsumura, Hideki

    ISSN: 1382-4090, 1572-9303
    Veröffentlicht: New York Springer US 01.07.2024
    Veröffentlicht in The Ramanujan journal (01.07.2024)
    “… In this article, we extend the classical framework for computing discriminants of special quasi-orthogonal polynomials …”
    Volltext
    Journal Article