Results 91 to 100 of about 5,395,506 (201)

On an integral involving the digamma function

open access: yes, 2012
We consider several possible approaches to evaluating an integral involving the digamma function and a related logarithmic series.
openaire   +2 more sources

SOME INEQUALITIES FOR THE RATIOS OF GENERALIZED DIGAMMA FUNCTIONS

open access: yes, 2015
Copyright c © 2014 Kwara Nantomah. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited ...
Kwara Nantomah
core  

Stirling numbers and inverse factorial series [PDF]

open access: yesContributions to Mathematics, 2023
Khristo N. Boyadzhiev
doaj   +1 more source

Error Bounds for Fractional Integral Inequalities with Applications

open access: yesFractal and Fractional
Fractional calculus has been a concept used to obtain new variants of some well-known integral inequalities. In this study, our main goal is to establish the new fractional Hermite–Hadamard, and Simpson’s type estimates by employing a differentiable ...
Nouf Abdulrahman Alqahtani   +4 more
doaj   +1 more source

A modular relation involving a generalized digamma function and asymptotics of some integrals containing ?(t)

open access: yes, 2022
A modular relation of the form F(?,w)=F(?,iw), where i=??1and ??=1, is obtained. It involves the generalized digamma function ?w(a) which was recently studied by the authors in their work on developing the theory of the generalized Hurwitz zeta function ?
Kumar, Rahul, Dixit, Atul
core  

Some inequalities involving ratios and products of the gamma function

open access: yesLe Matematiche, 2013
In this paper, we establish some generalized inequalities for the gamma function using the properties of logarithmically convex/concave functions.
Mridula Garg   +2 more
doaj  

A new class of integral relation involving ℵ-functions, [PDF]

open access: yesSurveys in Mathematics and its Applications, 2017
The present article is devoted to evaluate new integral relations involving the ℵ-functions. The results are expressed in the terms of the Psi functions.
D.L. Suthar, Belete Debalkie
doaj  

Inequalities involving the gamma and digamma functions

open access: yes, 2018
We improve the upper bounds of the following inequalities proved in [H. Alzer and N. Batir, Monotonicity properties of the gamma function, Appl. Math. Letters, 20(2007), 778-781]. \begin{equation*} exp\left(-\frac{1}{2}ψ\left(x+\frac{1}{3}\right)\right)
openaire   +2 more sources

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