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Related papers: On the Bombieri Inequality in Inner Product Spaces

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In this paper, new inequalities connected with the celebrated Steffensen's integral inequality are proved.

Classical Analysis and ODEs · Mathematics 2016-04-08 M. W. Alomari , S. Hussain , Z. Liu

In this work, some generalizations and refinements inequalities for numerical radius of the product of Hilbert space operators are proved. New inequalities for numerical radius of block matrices of Hilbert space operators are also…

Functional Analysis · Mathematics 2019-03-18 Mohammad W. Alomari

We give a formula for the inner product of forms on a Hermitian vector space in terms of linear combinations of iterates of the adjoint of the Lefschetz operator. As an application, we reprove the Kobayashi-Lubke inequality for…

Algebraic Geometry · Mathematics 2014-01-17 Gunnar Þór Magnússon

We give norm inequalities for some classical operators in amalgams spaces and in some subspace of Morrey space.

Classical Analysis and ODEs · Mathematics 2012-11-20 Aline Bonami , Justin Feuto

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

The long-standing Godbersen's conjecture asserts that the Rogers-Shephard inequality for the volume of the difference body is refined by an inequality for the mixed volume of a convex body and its reflection about the origin. The conjecture…

Metric Geometry · Mathematics 2025-10-30 Jan Kotrbatý

Improvements of the Large Sieve for Special Sequences

Number Theory · Mathematics 2024-10-01 John Friedlander , Henryk Iwaniec

We discuss some recent results by Parini and Ruf on a Moser-Trudinger type inequality in the setting of Sobolev-Slobodeckij spaces in dimension one. We push further their analysis considering the inequality on the whole $\mathbb{R}$ and we…

Analysis of PDEs · Mathematics 2016-10-05 Stefano Iula

Our aim is to extend some trigonometric inequalities to Bessel functions. Moreover, we extend the hyperbolic analogue of these trigonometric inequalities. As an application of these results we present a generalization of Cusa-type…

Classical Analysis and ODEs · Mathematics 2016-03-15 Khaled Mehrez

We present isocapacitary characterizations of Sobolev inequalities in very general metric measure spaces.

Analysis of PDEs · Mathematics 2008-09-29 Juha Kinnunen , Riikka Korte

In this article, by combining appropriate refined Bohr's inequalities with some techniques concerning bounded analytic functions defined in the unit disk, we generalize and improve several Bohr type inequalities for such functions.

Complex Variables · Mathematics 2020-06-17 Gang Liu , Zhihong Liu , Saminathan Ponnusamy

In this short article we show a particular version of the Hedberg inequality which can be used to derive, in a very simple manner, functional inequalities involving Sobolev and Besov spaces in the general setting of Lebesgue spaces of…

Functional Analysis · Mathematics 2021-05-19 Diego Chamorro

The Hardy-Littlewood-P\'{o}lya inequality of majorization is extended to the framework of ordered Banach spaces. Several applications illustrating our main results are also included.

Functional Analysis · Mathematics 2021-04-26 Constantin P. Niculescu

A generalization of an inequality from IMO is proven.

General Mathematics · Mathematics 2014-11-18 Nikolai Nikolov

The Cauchy-Schwarz, Buzano and Kre\u{\i}n inequalities are three inequalities about inner product. The main goal of this article is to present refinements of Buzano and Cauchy-Schwarz inequalities, and to present a new proof of a refined…

Functional Analysis · Mathematics 2022-06-20 Mohammad Sababheh , Hamid Reza Moradi , Zahra Heydarbeygi

Several inequalities are presented which, in part, generalize inequalities by Weinstein and Weiss, giving rise to new lower bounds for the Bayes risk under squared error loss.

Information Theory · Computer Science 2014-01-22 Asaf Weinstein , Ehud Weinstein

This article is devoted to showing the product theorem for Bowen's topological entropy.

Dynamical Systems · Mathematics 2013-05-08 Xiaoyao Zhou , Ercai Chen

We give new equivalent characterizations for ideals of Borel type. Also, we prove that the regularity of a product of ideals of Borel type is bounded by the sum of the regularities of those ideals.

Commutative Algebra · Mathematics 2024-05-01 Mircea Cimpoeas

New index transforms are investigated, which contain as the kernel products of the Bessel and modified Bessel functions. Mapping properties and invertibility in Lebesgue spaces are studied for these operators. Relationships with the…

Classical Analysis and ODEs · Mathematics 2015-09-08 Semyon Yakubovich

The class of spaces such that their product with every Lindel\"of space is Lindel\"of is not well-understood. We prove a number of new results concerning such productively Lindel\"of spaces with some extra property, mainly assuming the…

General Topology · Mathematics 2011-04-12 Franklin D. Tall , Boaz Tsaban