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In this paper we give simple proofs for the bounds (some of them sharp) of the difference of the moduli of the second and the first logarithmic coefficient for the general class of univalent functions and for the class of convex univalent…

Complex Variables · Mathematics 2023-11-28 Milutin Obradovic , Nikola Tuneski

In this survey we consider generalizations for Young and Cauchy--Bunyakowsky inequalities with applications.

Classical Analysis and ODEs · Mathematics 2010-12-20 Sergei M. Sitnik

The purpose of this paper is to analyze the isoperimetric inequality for symmetric log-convex probability measures on the line. Using geometric arguments we first re-prove that extremal sets in the isoperimetric inequality are intervals or…

Differential Geometry · Mathematics 2014-01-06 F. Feo , M. R. Posteraro , C. Roberto

In this paper, we prove some new inequalities. To facilitate this proof, we introduce the notion of the local product on a sheet and associated space.

General Mathematics · Mathematics 2026-04-10 Theophilus Agama

For a real-valued measurable function $f$ and a nonnegative, nondecreasing function $\phi$, we first obtain a Chebyshev type inequality which provides an upper bound for $\displaystyle \phi(\lambda_{1}) \mu(\{x \in \Omega : f(x) \geq…

Functional Analysis · Mathematics 2022-09-14 M. Ashraf Bhat , G. Sankara Raju Kosuru

We prove a general M. Riesz-Schur-type inequality for entire functions of exponential type.

Complex Variables · Mathematics 2014-06-17 Tamas Erdelyi , Michael I. Ganzburg , Paul Nevai

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

We obtain some new inequalities of Chebyshev Type.

Numerical Analysis · Mathematics 2016-10-03 Andriy L. Shidlich , Stanislav O. Chaichenko

A simple proof of the weighted two variable geometric-arithmetic a mean inequality based on one given earlier valid only for integer weights

Classical Analysis and ODEs · Mathematics 2007-05-23 P. S. Bullen

Some reverses for the generalised triangle inequality in complex inner product spaces that improve the classical Diaz-Metcalf results and applications are given.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Some new Gruss type inequalities in inner product spaces and applications for integrals are given.

Analysis of PDEs · Mathematics 2007-05-23 Sever Silvestru Dragomir

In this note, we study a certain class of trigonometric series which is important in many problems. An unproved statement in Zygmund's book [5] will be proved and generalized. Further discussions based on this problem will also be made…

Classical Analysis and ODEs · Mathematics 2011-09-27 Yin Li

We shall give a refinement of the arithmetic-geometric mean inequality.

Classical Analysis and ODEs · Mathematics 2010-08-23 Shigeru Furuichi

We prove several inequalities estimating the distance between volumes of two bodies in terms of the maximal or minimal difference between areas of sections or projections of these bodies. We also provide extensions in which volume is…

Metric Geometry · Mathematics 2016-08-12 Apostolos Giannopoulos , Alexander Koldobsky

In this paper, we review the basic properties of measures vanishing at infinity and prove a version of the Riemann--Lebesgue lemma for Fourier transformable measures.

Mathematical Physics · Physics 2020-04-02 Timo Spindeler , Nicolae Strungaru

We prove that if $(X,\mathsf d,\mathfrak m)$ is an essentially non-branching metric measure space with $\mathfrak m(X)=1$, having Ricci curvature bounded from below by $K$ and dimension bounded from above by $N \in (1,\infty)$, understood…

Metric Geometry · Mathematics 2018-10-29 Fabio Cavalletti , Flavia Santarcangelo

Some new reverses for the generalised triangle inequality in inner product spaces and applications are given. Applications in connection to the Schwarz inequality are provided as well.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

In this article, we prove an inner product inequality for Hilbert space operators. This inequality, then, is utilized to present a general numerical radius inequality using convex functions. Applications of the new results include obtaining…

Functional Analysis · Mathematics 2022-07-19 Zahra Heydarbeygi , Mohammad Sababheh , Hamid Reza Moradi

In this paper some Tur\'an type inequalities for the general Bessel function, monotonicity and bounds for its logarithmic derivative are derived. Moreover we find the series representation and the relative extrema of the Tur\'anian of…

Classical Analysis and ODEs · Mathematics 2015-02-11 Árpád Baricz , Saminathan Ponnusamy , Sanjeev Singh

In this paper, authors generalize logarithmic mean $L$, Neuman-S\'andor $M$, two Seiffert means $P$ and $T$ as an application of generalized trigonometric and hyperbolic functions. Moreover, several two-sided inequalities involving these…

Classical Analysis and ODEs · Mathematics 2018-12-27 József Sándor , Barkat Ali Bhayo