Results 1 to 10 of about 542 (54)

Pochhammer symbol with negative indices. A new rule for the method of brackets

open access: yesOpen Mathematics, 2016
The method of brackets is a method of integration based upon a small number of heuristic rules. Some of these have been made rigorous. An example of an integral involving the Bessel function is used to motivate a new evaluation rule.
Gonzalez Ivan, Jiu Lin, Moll Victor H
doaj   +3 more sources

The expected signature of Brownian motion stopped on the boundary of a circle has finite radius of convergence

open access: yesBulletin of the London Mathematical Society, Volume 53, Issue 1, Page 285-299, February 2021., 2021
Abstract The expected signature is an analogue of the Laplace transform for probability measures on rough paths. A key question in the area has been to identify a general condition to ensure that the expected signature uniquely determines the measures.
Horatio Boedihardjo   +3 more
wiley   +1 more source

Integral transforms involving a generalized k-Bessel function

open access: yesDemonstratio Mathematica, 2023
The main goal of this study was to look into some new integral transformations that are associated with a generalized kk-Bessel function. Integral formulas for the generalized kk-Bessel function have been established using the Laplace transform, Euler ...
Khammash Ghazi S.   +4 more
doaj   +1 more source

Partial sums of the Rabotnov function

open access: yesActa Universitatis Sapientiae: Mathematica, 2022
This article deals with the ratio of normalized Rabotnov function ℝα,β (z) and its sequence of partial sums (ℝα,β)m (z). Several examples which illustrate the validity of our results are also given.
Kazımoğlu Sercan, Deniz Erhan
doaj   +1 more source

On some geometric results for generalized k-Bessel functions

open access: yesDemonstratio Mathematica, 2023
The main aim of this article is to present some novel geometric properties for three distinct normalizations of the generalized kk-Bessel functions, such as the radii of uniform convexity and of α\alpha -convexity.
Toklu Evrim
doaj   +1 more source

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

Interlacing of positive real zeros of Bessel functions [PDF]

open access: yes, 2010
We unify the three distinct inequality sequences (Abramowitz ans Stegun (1972) [1,9.5.2]) of positive real zeros of Bessel functions into a single one.Comment: 4 ...
Abramowitz   +5 more
core   +2 more sources

An extension of the method of brackets. Part 2

open access: yesOpen Mathematics, 2020
The method of brackets, developed in the context of evaluation of integrals coming from Feynman diagrams, is a procedure to evaluate definite integrals over the half-line. This method consists of a small number of operational rules devoted to convert the
Gonzalez Ivan, Jiu Lin, Moll Victor H.
doaj   +1 more source

Comment on the orthogonality of the Macdonald functions of imaginary order [PDF]

open access: yes, 2009
Recently, Yakubovich [Opuscula Math. 26 (2006) 161--172] and Passian et al. [J. Math. Anal. Appl. doi:10.1016/j.jmaa.2009.06.067] have presented alternative proofs of an orthogonality relation obeyed by the Macdonald functions of imaginary order. In this
Bielski, Sebastian   +1 more
core   +2 more sources

On the Lebedev transformation in Hardy′s spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 66, Page 3603-3616, 2004., 2004
We establish the inverse Lebedev expansion with respect to parameters and arguments of the modified Bessel functions for an arbitrary function from Hardy′s space H2,A, A > 0. This gives another version of the Fourier‐integral‐type theorem for the Lebedev transform. The result is generalized for a weighted Hardy space H⌢2,A≡H⌢2((−A,A);|Γ(1+Rez+iτ)|2dτ),
Semyon B. Yakubovich
wiley   +1 more source

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