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In this paper, we establish Newton-Maclaurin type inequalities for functions arising from linear combinations of primitively symmetric polynomials. This generalization extends the classical Newton-Maclaurin inequality to a broader class of…

经典分析与常微分方程 · 数学 2024-10-21 Shuqi Hu , Changyu Ren , Ziyi Wang

In this paper, we extend the classical Newton-Maclaurin inequalities to functions $S_{k;s}(x)=E_k(x)+\dsum_{i=1}^s \al_i E_{k-i}(x)$, which are formed by linear combinations of multiple basic symmetric mean. We proved that when the…

经典分析与常微分方程 · 数学 2025-04-16 Changyu Ren

We give a combinatorial extension of the classical inequalities of Maclaurin about symmetric functions of several variables. We discuss two problems - one analytical and another combinatorial - and show that they are in some sense…

组合数学 · 数学 2013-05-03 Vladimir Nikiforov

A classical inequality, which is known for families of monotone functions, is generalized to a larger class of families of measurable functions. Moreover we characterize all the families of functions for which the equality holds. We apply…

经典分析与常微分方程 · 数学 2011-01-25 Fabio Zucca

In this article we consider a method of proving a class of inequalities of the form (1). The method is based on the precise approximations of the sine and cosine functions by Maclaurin polynomials of given order. By using this method we…

经典分析与常微分方程 · 数学 2019-10-15 Branko Malesevic , Milica Makragic

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

In this paper some Tur\'an type inequalities for classical and generalized Mittag-Leffler functions are considered. The method is based on proving monotonicity for special ratio of sections for series of Mittag-Leffler functions. Some…

经典分析与常微分方程 · 数学 2018-11-20 Sergei M. Sitnik , Khaled Mehrez

In this paper our aim is to present the completely monotonicity and convexity properties for the Wright function. As consequences of these results, we present some functional inequalities. Moreover, we derive the monotonicity and…

经典分析与常微分方程 · 数学 2017-08-03 Khaled Mehrez

We prove that, under certain assumptions, generalized Hilbert-Kunz multiplicities can be expressed as linear combinations of classical Hilbert-Kunz multiplicities.

交换代数 · 数学 2015-10-05 Adela Vraciu

In this paper, we present some double inequalities involving certain ratios of the Gamma function. These results are further generalizations of several previous results. The approach is based on the monotonicity properties of some functions…

经典分析与常微分方程 · 数学 2015-06-25 Kwara Nantomah

Newton's inequalities $c_n^2 \ge c_{n-1}c_{n+1}$ are shown to hold for the normalized coefficients $c_n$ of the characteristic polynomial of any $M$- or inverse $M$-matrix. They are derived by establishing first an auxiliary set of…

环与代数 · 数学 2007-05-23 Olga Holtz

In this paper the double-sided Talor's approximations are used to obtain generalisations and improvements of some trigonometric inequalities.

经典分析与常微分方程 · 数学 2019-06-12 Branko Malesevic , Tatjana Lutovac , Marija Rasajski , Bojan Banjac

We prove two conjectures on correlation inequalities for functions that are linear combinations of unimodal Boolean monotone nondecreasing functions

组合数学 · 数学 2014-08-29 Vladimir Blinovsky

In this paper, we consider the generating functions of the complete and elementary symmetric functions and provide a new generalization of these classical symmetric functions. Some classical relationships involving the complete and…

组合数学 · 数学 2020-05-05 Moussa Ahmia , Mircea Merca

An inequality, which combines the concept of completely monotone functions with the theory of divided differences, is proposed. It is a straightforward generalization of a result, recently introduced by two of the present authors.

经典分析与常微分方程 · 数学 2022-04-15 Vasiliki Bitsouni , Nikolaos Gialelis , Dan-Stefan Marinescu

The generalized trigonometric functions occur as an eigenfunction of the Dirichlet problem for the one-dimensional $p-$Laplacian. The generalized hyperbolic functions are defined similarly. Some classical inequalities for trigonometric and…

经典分析与常微分方程 · 数学 2013-09-20 Riku Klén , Matti Vuorinen , Xiaohui Zhang

The classical Maclaurin inequality asserts that the elementary symmetric means $$ s_k(y) = \frac{1}{\binom{n}{k}} \sum_{1 \leq i_1 < \dots < i_k \leq n} y_{i_1} \dots y_{i_k}$$ obey the inequality $s_\ell(y)^{1/\ell} \leq s_k(y)^{1/k}$…

经典分析与常微分方程 · 数学 2023-11-23 Terence Tao

It is shown that Newton's inequalities and the related Maclaurin's inequalities provide several refinements of the fundamental Arithmetic mean - Geometric mean - Harmonic mean inequality in terms of the means and variance of positive real…

统计理论 · 数学 2017-02-16 R. Sharma , A. Sharma , R. Saini , G. Kapoor

In this paper, usual Sturm-Liouville problems are extended for symmetric functions so that the corresponding solutions preserve the orthogonality property. Two basic examples, which are special cases of a generalized Sturm-Liouville…

经典分析与常微分方程 · 数学 2013-05-23 Mohammad Masjed-Jamei

In this note we define a generalization of Hall-Littlewood symmetric functions using formal group law and give an elementary proof of the generating function formula for the generalized Hall-Littlewood symmetric functions. We also give some…

环与代数 · 数学 2018-09-28 Hiroshi Naruse
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