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This paper deals with functions that defined in metric spaces and valued in complete paranormed vector spaces or valued in Banach spaces, and obtains some necessary and sufficient conditions for weak convergence of finite measures.

Probability · Mathematics 2024-05-03 Renying Zeng

In this very short note we will derive an inequality for a class of entire functions including all the confluent basic hypergeometric series and an inequality for a class of meromorphic functions including theta functions.

Classical Analysis and ODEs · Mathematics 2007-05-23 Ruiming Zhang

Recently, P\'{a}lfia introduced a generalized Karcher mean as a solution of an operator equation. In this article, we present several relations for this new mean. In particular, we investigate the behavior of this generalized mean when…

Functional Analysis · Mathematics 2019-06-27 Mohammed Sababheh , Hamid Reza Moradi , Zahra Heydarbeygi

We investigate subclasses of generalized Bernstein functions related to complete Bernstein and Thorin-Bernstein functions. Representations in terms of incomplete beta and gamma as well as hypergeometric functions are presented. Several…

Classical Analysis and ODEs · Mathematics 2023-11-10 Henrik Laurberg Pedersen , Stamatis Koumandos

We prove inclusion relations between generalized Waterman's and generalized Wiener's classes for functions of two variable.

Functional Analysis · Mathematics 2013-06-05 Amiran Gogatishvili , Ushangi Goginava , George Tephnadze

We establish sharp $L^p$ integral mean estimates for $(\alpha,\beta)$-harmonic functions on the unit disk. Explicit bounds for the functions and their partial derivatives are obtained in terms of boundary data, by means of the associated…

Complex Variables · Mathematics 2026-03-13 Zhi-Gang Wang , Brindha Valson E , R. Vijayakumar

We first prove some weighted inequalities for compositions of functions on time scales which are in turn applied to establish some new dynamic Opial-type inequalities in several variables. Some generalizations and applications to partial…

Classical Analysis and ODEs · Mathematics 2016-05-31 Tran Dinh Phung

In this paper, we obtain inequalities for some integrals involving the modified Lommel function of the first kind $t_{\mu,\nu}(x)$. In most cases, these inequalities are tight in certain limits. We also deduce a tight double inequality,…

Classical Analysis and ODEs · Mathematics 2019-12-09 Robert E. Gaunt

In this work, spectrum and asymptotics of eigenfunctions of a generalized class of boundary value problems with a delay are obtained.

Classical Analysis and ODEs · Mathematics 2019-05-20 Erdoğan Şen

We study generalized permutohedra and supermodular functions. Specifically we analyze decomposability and irreducibility for these objects and establish some asymptotic behavior. We also study a related problem on irreducibility for…

Combinatorics · Mathematics 2023-03-13 Milan Haiman , Yuan Yao

Let $\Omega\subset \mathbb C^n$ be a bounded domain, and let $f$ be a real-valued function defined on the whole topological boundary $\partial \Omega$. The aim of this paper is to find a characterization of the functions $f$ which can be…

Complex Variables · Mathematics 2018-08-30 Per Ahag , Rafal Czyz , Lisa Hed

In trigonometric series terms all polyharmonic functions inside the unit disk are described. For such functions it is proved the existence of their boundary values on the unit circle in the space of hyperfunctions. The necessary and…

Functional Analysis · Mathematics 2007-05-23 M. L. Gorbachuk , S. M. Torba

The main goal of this article is to present new types of inequalities refining and reversing inequalities of the harmonic mean of scalars and matrices. Furthermore, implementing the spectral decomposition of positive matrices, we present a…

Functional Analysis · Mathematics 2018-05-18 Mohammad Sababheh

Generalizations of classical theta functions are proposed that include any even number of analytic parameters for which conditions of quasi-periodicity are fulfilled and that are representations of extended Heisenberg group. Differential…

Mathematical Physics · Physics 2017-07-13 Yuriy Smilyanets

Let $\Omega\subset\mathbb{R}^n$ be a bounded domain satisfying the uniform exterior cone condition. We establish existence and uniqueness of continuous solutions of the Dirichlet Problem associated to certain intrinsic nonlinear mean value…

Analysis of PDEs · Mathematics 2020-06-16 Ángel Arroyo , José G. Llorente

It is proved that harmonic functions are characterized by harmonicity of their spherical means, for which purpose the iterated spherical means are used. The similar characterization of solutions to the modified Helmholtz equation…

Analysis of PDEs · Mathematics 2021-10-12 Nikolay Kuznetsov

An inequality providing some bounds for the integral mean via Pompeiu's mean value theorem and applications for quadrature rules and special means are given.

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

Some inequalities for the ratios of generalized digamma functions are presented. The approache makes use of the series representations of the $(q,k)$-digamma and $(p,q)$-digamma functions.

Classical Analysis and ODEs · Mathematics 2014-08-18 Kwara Nantomah

Motivated by the refinements and reverses of arithmetic-geometric mean and arithmetic-harmonic mean inequalities for scalars and matrices, in this article, we generalize the scalar and matrix inequalities for the difference between…

Functional Analysis · Mathematics 2015-01-21 Wenshi Liao , Junliang Wu

Inequalities for norms of different versions of the geometric mean of two positive definite matrices are presented.

Functional Analysis · Mathematics 2015-02-17 Rajendra Bhatia , Priyanka Grover
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