Results 11 to 20 of about 7,643 (187)

Sums of finite products of Chebyshev polynomials of the second kind and of Fibonacci polynomials [PDF]

open access: goldJournal of Inequalities and Applications, 2018
In this paper, we consider sums of finite products of Chebyshev polynomials of the second kind and of Fibonacci polynomials and derive Fourier series expansions of functions associated with them. From these Fourier series expansions, we can express those
Taekyun Kim   +3 more
doaj   +8 more sources

Sums of finite products of Bernoulli functions [PDF]

open access: goldAdvances in Difference Equations, 2017
In this paper, we consider three types of functions given by sums of finite products of Bernoulli functions and derive their Fourier series expansions. In addition, we express each of them in terms of Bernoulli functions.
Ravi P Agarwal   +3 more
doaj   +6 more sources

Sums of finite products of Legendre and Laguerre polynomials [PDF]

open access: goldAdvances in Difference Equations, 2018
In this paper, we study sums of finite products of Legendre and Laguerre polynomials and derive Fourier series expansions of functions associated with them.
Taekyun Kim   +3 more
doaj   +5 more sources

Sums of finite products of Genocchi functions

open access: goldAdvances in Difference Equations, 2017
In a previous work, it was shown that Faber-Pandharipande-Zagier and Miki’s identities can be derived from a polynomial identity which in turn follows from a Fourier series expansion of sums of products of Bernoulli functions.
Taekyun Kim   +3 more
doaj   +5 more sources

Sums of finite products of Chebyshev polynomials of the third and fourth kinds [PDF]

open access: goldAdvances in Difference Equations, 2018
In this paper, we study sums of finite products of Chebyshev polynomials of the third and fourth kinds and obtain Fourier series expansions of functions associated with them. Then from these Fourier series expansions we will be able to express those sums
Taekyun Kim   +3 more
doaj   +4 more sources

Expressing Sums of Finite Products of Chebyshev Polynomials of the Second Kind and of Fibonacci Polynomials by Several Orthogonal Polynomials [PDF]

open access: goldMathematics, 2018
This paper is concerned with representing sums of the finite products of Chebyshev polynomials of the second kind and of Fibonacci polynomials in terms of several classical orthogonal polynomials.
Taekyun Kim   +3 more
doaj   +5 more sources

Representation by Chebyshev Polynomials for Sums of Finite Products of Chebyshev Polynomials [PDF]

open access: goldSymmetry, 2018
In this paper, we consider sums of finite products of Chebyshev polynomials of the first, third, and fourth kinds, which are different from the previously-studied ones.
Taekyun Kim   +3 more
semanticscholar   +6 more sources

Bounds on Moments of Weighted Sums of Finite Riesz Products [PDF]

open access: greenJournal of Fourier Analysis and Applications, 2020
Let nj\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$n_j$$\end{document}
Aline Bonami   +3 more
semanticscholar   +5 more sources

Representing Sums of Finite Products of Chebyshev Polynomials of the First Kind and Lucas Polynomials by Chebyshev Polynomials [PDF]

open access: greenMathematics, 2018
In this paper, we study sums of finite products of Chebyshev polynomials of the first kind and Lucas polynomials and represent each of them in terms of Chebyshev polynomials of all kinds.
Taekyun Kim   +3 more
doaj   +5 more sources

Representing by several orthogonal polynomials for sums of finite products of Chebyshev polynomials of the first kind and Lucas polynomials [PDF]

open access: goldAdvances in Difference Equations, 2019
In this paper, we investigate sums of finite products of Chebyshev polynomials of the first kind and those of Lucas polynomials. We express each of them as linear combinations of Hermite, extended Laguerre, Legendre, Gegenbauer, and Jacobi polynomials ...
Taekyun Kim   +3 more
doaj   +3 more sources

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