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In this paper, we introduce and investigate a new extension of the beta function by means of an integral operator involving a product of Bessel-Struve kernel functions. We also define a new extension of the well-known beta distribution, the…

经典分析与常微分方程 · 数学 2020-06-30 M. Ghayasuddin , M. Ali , R. B. Paris

For a broad class of integral functionals defined on the space of $n$-dimensional convex bodies, we establish necessary and sufficient conditions for monotonicity, and necessary conditions for the validity of a Brunn-Minkowski type…

度量几何 · 数学 2016-02-22 Andrea Colesanti , Daniel Hug , Eugenia Saorín-Gómez

We begin by shortly recalling a generalized mean value inequality for subharmonic functions, and two applications of it: first a weighted boundary behavior result (with some new references and remarks), and then a borderline case result to…

偏微分方程分析 · 数学 2007-05-23 Juhani Riihentaus

In this article, we obtain two interesting general inequalities concerning Riemman sums of convex functions, which in particular, sharpen Alzer's inequality and give a suitable converse for it.

经典分析与常微分方程 · 数学 2007-10-22 Jamal Rooin

Using three-dimensional convection simulations it is shown that a sinusoidal variation of horizontal shear leads to a kinematic \alpha effect with a similar sinusoidal variation. The effect exists even for weak stratification and arises…

太阳与恒星天体物理 · 物理学 2010-06-24 P. J. Käpylä , M. J. Korpi , A. Brandenburg

A monotonicity property of Harnack inequality is proved for positive invariant harmonic functions in the unit ball.

经典分析与常微分方程 · 数学 2007-05-23 Yifei Pan , Mei Wang

This paper presents some new inequalities, the most important of which is the inequality given in Theorem 2.1. It can solve a class of inequalities by a unified method. An important application of the inequality given in Theorem 2.1 is to…

综合数学 · 数学 2019-09-06 Daiyuan Zhang

Let $\left( p,q\right) \mapsto \beta \left( p,q\right) $ be a function defined on $\mathbb{R}^{2}$. We determine the best or better $p,q$ such that the inequality% \begin{equation*} \left( \frac{\sin x}{x}\right) ^{p}<\left( >\right)…

经典分析与常微分方程 · 数学 2014-08-12 Zhen-Hang Yang

Identities and inequalities for the cosine and sine functions are obtained.

经典分析与常微分方程 · 数学 2020-01-13 Iosif Pinelis

The aim of this article is to establish new two-functions minimax inequalities extending classical results such as Simons' minimax theorem. Our results will be proved in a non-compact setting. We also prove, under general conditions, that…

泛函分析 · 数学 2024-11-18 Mohammed Bachir

A Bernstein type inequality is obtained for the Jacobi polynomials $P_n^{\alpha,\beta}(x)$, which is uniform for all degrees $n\ge0$, all real $\alpha,\beta\ge0$, and all values $x\in [-1,1]$. It provides uniform bounds on a complete set of…

表示论 · 数学 2012-01-31 Uffe Haagerup , Henrik Schlichtkrull

The aim of this paper is to present some new Fejer-type results for convex functions. Improvements of Young's inequality (the arithmetic-geometric mean inequality) and other applications to special means are pointed as well.

经典分析与常微分方程 · 数学 2012-03-22 N. Minculete , F. -C. Mitroi

This article concerns the antisymmetry, uniqueness, and monotonicity properties of solutions to some elliptic functionals involving weights and a double well potential. In the one-dimensional case, we introduce the continuous odd…

偏微分方程分析 · 数学 2017-09-25 Xavier Cabre , Marcello Lucia , Manel Sanchon , Salvador Villegas

In this paper, a new lemma is proved and inequalities of Simpson type are established for co-ordinated convex functions and bounded functions.

经典分析与常微分方程 · 数学 2011-01-05 M. Emin Ozdemir , Ahmet Ocak Akdemir , Havva Kavurmaci , Merve Avci

We introduce the beta function of a knot in euclidean three-space. This is a meromorphic function of a complex variable which we prove admits a Bernstein type functional equation. We determine the first residues.

dg-ga · 数学 2007-05-23 Jean-Luc Brylinski

Nonlinear statistics (i.e. statistics of permanents) on the eigenvalues of invariant random matrix models are considered for the three Dyson's symmetry classes $\beta=1,2,4$. General formulas in terms of hyperdeterminants are found for…

数学物理 · 物理学 2015-05-14 Jean-Gabriel Luque , Pierpaolo Vivo

We develop a new framework for the Jensen-type inequalities that allows us to deal with functions not necessarily convex and Borel measures not necessarily positive.

经典分析与常微分方程 · 数学 2012-07-31 Constantin P. Niculescu , Cătălin Irinel Spiridon

We aim to introduce a new extension of beta function and to study its important properties. Using this definition, we introduce and investigate new extended hypergeometric and confluent hypergeometric functions. Further, some hybrid…

经典分析与常微分方程 · 数学 2019-01-23 N. U. Khan , T. Usman , M. Aman

In this paper we investigate continuity properties of functions $f:\mathbb{R}_+\to\mathbb{R}_+$ that satisfy the $(p,q)$-Jensen convexity inequality $$ f\big(H_p(x,y)\big)\leq H_q(f(x),f(y)) \qquad(x,y>0), $$ where $H_p$ stands for the…

经典分析与常微分方程 · 数学 2015-12-24 Gyula Maksa , Zsolt Páles

In the paper, the monotonicity and logarithmic convexity of Gini means and related functions are investigated.

经典分析与常微分方程 · 数学 2012-09-04 Feng Qi , Bai-Ni Guo