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Related papers: Some new inequalities for the gamma function

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In this paper, the authors establish some inequalities involving the Psi and $k$-Gamma functions. The procedure utilizes some monotonicity properties of some functions associated with the Psi and $k$-Gamma functions.

Classical Analysis and ODEs · Mathematics 2016-02-17 Kwara Nantomah

In this paper we investigate the monotonicity properties related to the ratio of gamma functions, from which some related asymptotics and inequalities are established. Some special cases also confirm the conjectures of C.-P. Chen…

Classical Analysis and ODEs · Mathematics 2021-04-06 Nian Hong Zhou , Da-Wei Niu

Recently, many researchers devoted their attention to study the extensions of the gamma and beta functions. In the present work, we focus on investigating some approximations for a class of Gauss hypergeometric functions by exploiting…

Classical Analysis and ODEs · Mathematics 2024-05-27 Mustapha Raissouli , Mohamed Chergui

We discuss the best methods available for computing the gamma function $\Gamma(z)$ in arbitrary-precision arithmetic with rigorous error bounds. We address different cases: rational, algebraic, real or complex arguments; large or small…

Mathematical Software · Computer Science 2021-09-20 Fredrik Johansson

In this paper we obtain some essential generalizations of certain Ramachandra's inequality, i. e. we obtain new lower estimates for the energies of some complicated signals generated by the Riemann zeta-function on the critical line.

Classical Analysis and ODEs · Mathematics 2013-08-02 Jan Moser

In the paper, by using Lupa\c{s} integral inequality, the authors find some new inequalities for the complete elliptic integrals of the first and second kinds. These results improve some known inequalities.

Classical Analysis and ODEs · Mathematics 2015-01-23 Li Yin , Feng Qi

We generalize the well-known mean value inequality of subharmonic functions for a slightly more general function class. We also apply this generalized mean value inequality to weighted boundary behavior and nonintegrability questions of…

Classical Analysis and ODEs · Mathematics 2007-05-23 Juhani Riihentaus

In the paper, the authors introduce a notion "$(\alpha,m)$-GA-convex functions" and establish some integral inequalities of Hermite-Hadamard type for $(\alpha,m)$-GA-convex functions.

Classical Analysis and ODEs · Mathematics 2014-12-02 Ai-Ping Ji , Tian-Yu Zhang , Feng Qi

A $q$-analogue of the multiple gamma functions is introduced, and is shown to satisfy the generalized Bohr-Morellup theorem. Furthermore we give some expressions of these function.

q-alg · Mathematics 2016-09-08 Michitomo Nishizawa

In this paper, we establish (presumably new type) integral inequalities for convex functions via the Hermite--Hadamard's inequalities. As applications, we apply these new inequalities to construct inequalities involving special means of…

Classical Analysis and ODEs · Mathematics 2017-11-28 Khaled Mehrez , Praveen Agarwal

For a family of infinite-dimensional diffusions with degenerate noise, we develop a modified $\Gamma$ calculus on finite-dimensional projections of the equation in order to produce explicit functional inequalities that can be scaled to…

Probability · Mathematics 2023-11-03 Fabrice Baudoin , Maria Gordina , David Herzog , Jina Kim , Tai Melcher

In this study, we obtain some new integral inequalities for different classes of convex functions by using some elementary inequalities and classical inequalities like general Cauchy inequality and Minkowski inequality.

Classical Analysis and ODEs · Mathematics 2012-02-10 M. Emin Ozdemir , Alper Ekinci , Ahmet Ocak Akdemir

In this paper, we establish some new Hadamard type inequalities using elementary well known inequalities for functions whose inequalities absolute values are {\alpha}-, m-, ({\alpha},m)-logarithmically convex.

Classical Analysis and ODEs · Mathematics 2013-01-30 Mevlut Tunc , Ebru Yuksel

Certain new inequalities for the sums of factorials are presented.

General Mathematics · Mathematics 2008-06-03 Mihaly Bencze , Florentin Smarandache

In the paper, some lower bounds for polygamma functions are refined.

Classical Analysis and ODEs · Mathematics 2013-01-29 Feng Qi , Bai-Ni Guo

In this paper, the versions of trigonometric functions of certain known inequalities for hyperbolic ones are proved, and then corresponding inequalities for means are presented.

Classical Analysis and ODEs · Mathematics 2013-04-22 Zhen-Hang Yang

We improve the upper bound of the following inequalities for the gamma function $\Gamma$ due to H. Alzer and the author. \begin{equation*}…

Classical Analysis and ODEs · Mathematics 2017-05-18 Necdet Batir

Some inequalities for the ratios of generalized digamma functions are presented. The approache makes use of the series representations of the $(q,k)$-digamma and $(p,q)$-digamma functions.

Classical Analysis and ODEs · Mathematics 2014-08-18 Kwara Nantomah

This paper presents invariants under gamma correction and similarity transformations. The invariants are local features based on differentials which are implemented using derivatives of the Gaussian. The use of the proposed invariant…

Computer Vision and Pattern Recognition · Computer Science 2007-05-23 Andreas Siebert

In this paper we established new integral inequalities which are more general results for coordinated convex functions on the coordinates by using some classical inequalities.

Classical Analysis and ODEs · Mathematics 2011-07-21 M. Emin Ozdemir , Cetin Yildiz , Ahmet Ocak Akdemir