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相关论文: Tur\'an determinants of Bessel functions

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Some Tur\'an type inequalities for Struve functions of the first kind are deduced by using various methods developed in the case of Bessel functions of the first and second kind. New formulas, like Mittag-Leffler expansion, infinite product…

经典分析与常微分方程 · 数学 2017-07-14 Árpád Baricz , Saminathan Ponnusamy , Sanjeev Singh

In this paper some new series and integral representations for the Tur\'anian of modified Bessel functions of the first kind are given, which give new asymptotic expansions and tight bounds for the Tur\'an determinant in the question. It is…

经典分析与常微分方程 · 数学 2017-07-14 István Mező , Árpád Baricz

Motivated by some applications in applied mathematics, biology, chemistry, physics and engineering sciences, new tight Tur\'an type inequalities for modified Bessel functions of the first and second kind are deduced. These inequalities…

经典分析与常微分方程 · 数学 2017-07-14 Árpád Baricz

In this paper some Tur\'an type inequalities for the general Bessel function, monotonicity and bounds for its logarithmic derivative are derived. Moreover we find the series representation and the relative extrema of the Tur\'anian of…

经典分析与常微分方程 · 数学 2015-02-11 Árpád Baricz , Saminathan Ponnusamy , Sanjeev Singh

In this note our aim is to point out that certain inequalities for modified Bessel functions of the first and second kind, deduced recently by Laforgia and Natalini, are in fact equivalent to the corresponding Tur\'an type inequalities for…

经典分析与常微分方程 · 数学 2013-05-06 Árpád Baricz , Saminathan Ponnusamy

In this note our aim is to present some monotonicity properties of the product of modified Bessel functions of first and second kind. Certain bounds for the product of modified Bessel functions of first and second kind are also obtained.…

经典分析与常微分方程 · 数学 2017-07-14 Árpád Baricz , Dragana Jankov Maširević , Saminathan Ponnusamy , Sanjeev Singh

In this paper our aim is to show some mean value inequalities for the modified Bessel functions of the first and second kinds. Our proofs are based on some bounds for the logarithmic derivatives of these functions, which are in fact…

经典分析与常微分方程 · 数学 2011-12-06 Árpád Baricz , Saminathan Ponnusamy , Matti Vuorinen

We deduce some new functional inequalities, like Tur\'an type inequalities, Redheffer type inequalities, and a Mittag-Leffler expansion for a special combination of modified Bessel functions of the first kind, called modified Dini…

经典分析与常微分方程 · 数学 2017-07-14 Á. Baricz , S. Ponnusamy , S. Singh

Simple inequalities are established for some integrals involving the modified Bessel functions of the first and second kind. In most cases these inequalities are tight in certain limits. As a consequence, we deduce a tight double…

经典分析与常微分方程 · 数学 2019-04-23 Robert E. Gaunt

The aim of this paper is to establish Tur\'an -type inequality for the Hahn-Exton $q$-Bessel functions. The result is obtained by the use of limit transition.

经典分析与常微分方程 · 数学 2015-12-14 Meryam Ben Said

In this work, series expansions in terms of Bessel functions of the first kind are given for the sine and cosine integrals. These representations differ from many of the known Neumann-type series expansions for the sine and cosine…

经典分析与常微分方程 · 数学 2017-06-13 Chance Sanford

In this paper, new sharpened Huygens type inequalities involving Bessel and modified Bessel functions of the first kinds are established

经典分析与常微分方程 · 数学 2015-12-21 Khaled Mehrez

In this note we offer some log-concavity properties of certain functions related to Bessel functions of the first kind and modified Bessel functions of the first and second kind, by solving partially a recent conjecture on the…

经典分析与常微分方程 · 数学 2015-01-28 Árpád Baricz , Andrea Laforgia , Tibor K. Pogány

In this paper we deduce some tight Tur\'an type inequalities for Tricomi confluent hypergeometric functions of the second kind, which in some cases improve the existing results in the literature. We also give alternative proofs for some…

经典分析与常微分方程 · 数学 2017-07-14 Árpád Baricz , Saminathan Ponnusamy , Sanjeev Singh

In this paper our aim is to deduce some sharp Tur\'an type inequalities for the remainder $q-$exponential functions. Our results are shown to be a generalization of results which were obtained by Alzer \cite{al}.

经典分析与常微分方程 · 数学 2015-12-01 Khaled Mehrez

In this paper certain Tur\'an type inequalities for some Lommel functions of the first kind are deduced. The key tools in our proofs are the infinite product representation for these Lommel functions of the first kind, a classical result of…

经典分析与常微分方程 · 数学 2017-07-14 Árpád Baricz , Stamatis Koumandos

A Fourier-type integral representation for Bessel's function of the first kind and complex order is obtained by using the Gegenbuaer extension of Poisson's integral representation for the Bessel function along with a trigonometric integral…

经典分析与常微分方程 · 数学 2017-09-01 Enrico De Micheli

Tur\'an type inequalities for modified Bessel functions of the first kind are used to deduce some sharp lower and upper bounds for the asymptotic order parameter of the stochastic Kuramoto model. Moreover, approximation from the Lagrange…

经典分析与常微分方程 · 数学 2017-07-14 István Mező , Árpád Baricz

In this paper our aim is to show some new inequalities of Redheffer type for Bessel and modified Bessel functions of the first kind. The key tools in our proofs are some classical results on the monotonicity of quotients of differentiable…

经典分析与常微分方程 · 数学 2017-01-31 Árpád Baricz , Khaled Mehrez

In this paper our aim is to prove some monotonicity and convexity results for the modified Struve function of the second kind by using its integral representation. Moreover, as consequences of these results, we present some functional…

经典分析与常微分方程 · 数学 2015-01-28 Árpád Baricz , Tibor K. Pogány
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