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We show that a differential version of the classical Chebyshev-Markov-Stieltjes inequalities holds for a broad family of weight functions. Such a differential version appears to be new. Our results apply to weight functions which are…

Classical Analysis and ODEs · Mathematics 2017-03-14 Shoni Gilboa , Ron Peled

The classical form of Gr\"{u}ss' inequality was first published by G. Gr\"{u}ss in 1935 and gives an estimate of the difference between the integral of the product and the product of the integrals of two functions. After that many variants…

Classical Analysis and ODEs · Mathematics 2015-06-29 Heiner Gonska , Maria Rusu , Elena Dorina Stănilă

In this article we present both the discrete and the integral form of Cauchy-Bunyakovsky-Schwarz (CBS) inequality, some important generalizations in the n-dimensional Euclidean space and in linear subspaces of it, as well as the…

Functional Analysis · Mathematics 2024-01-01 Dimitra Labropoulou , Thanasis Labropoulos , Panayiotis Vafeas , Dimitris M. Manias

In this work, considering a general subclass of bi-univalent functions and using the Chebyshev polynomials, we obtain coefficient expansions for functions in this class.

Complex Variables · Mathematics 2017-02-10 Sahsene Altinkaya , Sibel Yalcin

In the present paper, a new subclass of analytic and bi-univalent functions by means of Chebyshev polynomials is introduced. Certain coefficient bounds for functions belong to this subclass are obtained. Furthermore, the Fekete-Szego…

Complex Variables · Mathematics 2021-02-18 Feras Yousef , B. A. Frasin , Tariq Al-Hawary

In this work a mean value theorem of Pompeiu's type for functions of two variables is presented. Other related results are given as well.

Classical Analysis and ODEs · Mathematics 2016-04-08 Mohammad Wajeeh Alomari

Our objective in this paper is to introduce and investigate a newly-constructed subclass of normalized analytic and bi-univalent functions by means of the Chebyshev polynomials of the second kind. Upper bounds for the second and third…

Complex Variables · Mathematics 2021-02-18 Feras Yousef , Somaia Alroud , Mohamed Illafe

Some new bounds for the Chebychev functional of a pair of vectors in inner product spaces are pointed out. Reverses for the celebrated Jensen's inequality for convex functions defined on inner product spaces are given as well.

Classical Analysis and ODEs · Mathematics 2007-05-23 Sever Silvestru Dragomir

In this paper, new versions of Chebyshev's, Minkowski's and Holder's type inequalities are studied by using a monotone measure-base universal integral on an arbitrary measurable space. This paper generalizes some previous results obtained…

Functional Analysis · Mathematics 2013-04-16 Hamzeh Agahi

We obtain the decay bounds for Chebyshev series coefficients of functions with finite Vitali variation on the unit square. A generalization of the well known identity, which relates exact and approximated coefficients, obtained using the…

Numerical Analysis · Mathematics 2022-05-12 Akansha

A variant of the well-known Chebyshev inequality for scalar random variables can be formulated in the case where the mean and variance are estimated from samples. In this paper we present a generalization of this result to multiple…

Methodology · Statistics 2017-09-29 Bartolomeo Stellato , Bart Van Parys , Paul J. Goulart

The main objective of this paper is to obtain generalization of some Gruss-type inequalities in case of functional bounds by using a generalized Katugampola fractional integral.

General Mathematics · Mathematics 2019-10-28 Tariq A. Aljaaidi , Deepak B. Pachpatte

In this paper we discuss the generalizations of the concept of Chebyshev's bias from two perspectives. First we give a general framework for the study of prime number races and Chebyshev's bias attached to general $L$-functions satisfying…

Number Theory · Mathematics 2019-04-01 Lucile Devin

The Chebyshev polynomials are utilized in this study to define the subclass of the bi-univalent function. Also, Chebyshev polynomial bounds and Fekete-Szego inequalities for functions defined in the classes are established.

Complex Variables · Mathematics 2022-09-20 G. M. Birajdar , N. D. Sangle

Generalizations of Ostrowski type inequality for functions of Lipschitzian type are established. Applications in numerical integration and cumulative distribution functions are also given.

Functional Analysis · Mathematics 2007-05-25 Wen-jun Liu , Qiao-ling Xue , Jian-wei Dong

In this paper, we obtained some new Ostrowski-Gruss type inequalities contains twice differentiable functions.

Classical Analysis and ODEs · Mathematics 2010-12-27 M. Emin Ozdemir , Ahmet Ocak Akdemir , Erhan Set

In this paper, we present a generalization of the Huygens types inequalities involving Bessel and modified Bessel functions of the first kind.

Classical Analysis and ODEs · Mathematics 2016-01-07 Khaled Mehrez

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

Classical Analysis and ODEs · Mathematics 2011-01-05 M. Emin Ozdemir , Ahmet Ocak Akdemir , Havva Kavurmaci , Merve Avci

In this paper we demonstrate that a well known linear inequality method developed for rational Chebyshev approximation is equivalent to the application of the bisection method used in quasiconvex optimisation. Although this correspondence…

Optimization and Control · Mathematics 2020-11-17 Vinesha Peiris , Nadezda Sukhorukova

Simple inequalities are established for some integrals involving the modified Bessel functions of the first and second kind. In most cases these inequalities are tight in certain limits. As a consequence, we deduce a tight double…

Classical Analysis and ODEs · Mathematics 2019-04-23 Robert E. Gaunt