Results 21 to 30 of about 11,043 (164)

Turán-Type Inequalities for Bessel, Modified Bessel and Kr ̈tzel Functions

open access: yesJournal of Kufa for Mathematics and Computer, 2018
We establish Turán-type inequalities for Bessel functions, modified Bessel functions, Kr ̈tzel function and Beta function, by using a new form of Cauchy–Bunyakovsky–Schwarz inequality.
Piyush Kumar Bhandari, S. K. Bissu
doaj   +1 more source

Novel results on conformable Bessel functions

open access: yesNonlinear Engineering, 2022
Novel results on conformable Bessel functions are proposed in this study. We complete this study by proposing and proving certain properties of the Bessel functions of first order involving their conformable derivatives or their zeros.
Martínez Francisco   +3 more
doaj   +1 more source

Extension of Oppenheim's Problem to Bessel Functions

open access: yesJournal of Inequalities and Applications, 2008
Our aim is to extend some trigonometric inequalities to Bessel functions. Moreover, we deduce the hyperbolic analogue of these trigonometric inequalities, and we extend these inequalities to modified Bessel functions.
Ling Zhu, Árpád Baricz
doaj   +1 more source

On some integrals of products of cylindrical functions

open access: yesФизика волновых процессов и радиотехнические системы, 2019
For a number of solutions to problems of a multilayer optical fiber, the field of which in each layer is described by the sum of the corresponding Bessel functions, integrals of the products of these functions are of interest.
V.A. Burdin
doaj   +1 more source

On the zeros of the Macdonald functions [PDF]

open access: yesOpuscula Mathematica, 2019
We are concerned with the zeros of the Macdonald functions or the modified Bessel functions of the second kind with real index. By using the explicit expressions for the algebraic equations satisfied by the zeros, we describe the behavior of the zeros ...
Yuji Hamana   +2 more
doaj   +1 more source

Stable computations of the spherically layered media theory with high lossy media by using scaled Bessel functions

open access: yesJournal of Electronic Science and Technology
The spherically layered media theory has wide applications for electromagnetic wave scattering analysis. Due to the involved Bessel functions, the conventional formulations of the spherically layered media theory suffer from numerical overflow or ...
Jia-Hui Wang, Bo O. Zhu
doaj   +1 more source

Arithmetic Means for a Class of Functions and the Modified Bessel Functions of the First Kind

open access: yesMathematics, 2019
In the paper, by virtue of the residue theorem in the theory of complex functions, the authors establish several identities between arithmetic means for a class of functions and the modified Bessel functions of the first kind, present several identities ...
Feng Qi, Shao-Wen Yao, Bai-Ni Guo
doaj   +1 more source

Bessel functions of two variables as solutions for systems of the second order differential equations

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2020
In this paper, the systems with solutions in the form of degenerate hypergeometric Humbert functions of two variables reduced to Bessel functions of two variables are established and studied.
Zh.N. Tasmambetov, A.A. Issenova
doaj  

Dataset of Bessel function Jn maxima and minima to 600 orders and 10000 extrema

open access: yesData in Brief, 2021
Bessel functions of the first kind are ubiquitous in the sciences and engineering in solutions to cylindrical problems including electrostatics, heat flow, and the Schrödinger equation.
Nicholas A. Mecholsky   +4 more
doaj   +1 more source

Laplace Transform Methods for Bessel and Modified Bessel Equations: Theory and Applications

open access: yesAxioms
This paper revisits the use of the Laplace transform in the study of Bessel and modified Bessel differential equations. Rather than presenting the method as a new alternative to the classical Frobenius approach, the paper is organized as a pedagogical ...
Osman Yürekli
doaj   +1 more source

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