Results 1 to 10 of about 783,766 (273)

Norm-based measures of inequality: A property-focused evaluation. [PDF]

open access: yesPLoS ONE
Norm-based inequality measures are developed within the unequally distributed/relative unequally distributed (UD/RUD) framework by applying the L1 norm and the squared L2 norm to the cumulative distribution and quantile function (CDQF), the quantile ...
Muhammad Hamza   +3 more
doaj   +2 more sources

New Generalizations and Results in Shift-Invariant Subspaces of Mixed-Norm Lebesgue Spaces \({L_{\vec{p}}(\mathbb{R}^d)}\)

open access: yesMathematics, 2021
In this paper, we establish new generalizations and results in shift-invariant subspaces of mixed-norm Lebesgue spaces Lp→(Rd). We obtain a mixed-norm Hölder inequality, a mixed-norm Minkowski inequality, a mixed-norm convolution inequality, a ...
Junjian Zhao, Wei-Shih Du, Yasong Chen
doaj   +1 more source

ON ONE INEQUALITY OF DIFFERENT METRICS FOR TRIGONOMETRIC POLYNOMIALS

open access: yesUral Mathematical Journal, 2022
We study the sharp inequality between the uniform norm and \(L^p(0,\pi/2)\)-norm of polynomials in the system \(\mathscr{C}=\{\cos (2k+1)x\}_{k=0}^\infty\) of cosines with odd harmonics.
Vitalii V. Arestov, Marina V. Deikalova
doaj   +1 more source

Norm Inequalities Equivalent to Heinz Inequality [PDF]

open access: yesProceedings of the American Mathematical Society, 1993
We investigate several norm inequalities equivalent to the Heinz inequality and discuss the equivalence relations among these norm inequalities. Here we shall show an elementary and simplified proof to the famous Heinz inequality.
Fujii, Jun Ichi   +3 more
openaire   +1 more source

INEQUALITIES FOR THE NORM AND NUMERICAL RADIUS FOR HILBERT 𝐶 * -MODULE OPERATORS

open access: yesПроблемы анализа, 2020
In this paper, we introduce some inequalities between the operator norm and the numerical radius of adjointable operators on Hilbert 𝐶*-module spaces.
Mohsen Shah Hosseini, Baharak Moosavi
doaj   +1 more source

A Survey of Some Norm Inequalities [PDF]

open access: yesComplex Analysis and Operator Theory, 2021
28 pages, some updates ...
Fritz Gesztesy   +2 more
openaire   +3 more sources

New proofs on two recent inequalities for unitarily invariant norms

open access: yesJournal of Inequalities and Applications, 2020
In this short note, we provide alternative proofs for several recent results due to Audenaert (Oper. Matrices 9:475–479, 2015) and Zou (J. Math. Inequal. 10:1119–1122, 2016; Linear Algebra Appl. 552:154–162, 2019).
Junjian Yang, Linzhang Lu
doaj   +1 more source

A note on hypercircle inequality for data error with l 1 $l^{1}$ norm

open access: yesJournal of Inequalities and Applications, 2022
In our previous work, we have extended the hypercircle inequality (HI) to situations where the data error is known. Furthermore, the most recent result is applied to the problem of learning a function value in the reproducing kernel Hilbert space ...
Kannika Khompungson, Kamonrat Nammanee
doaj   +1 more source

Norm Inequalities Related to Clarkson Inequalities

open access: yesThe Electronic Journal of Linear Algebra, 2018
Let $A$ and $B$ be $n\times n$ matrices.
Alrimawi, Fadi   +2 more
openaire   +2 more sources

New versions of refinements and reverses of Young-type inequalities with the Kantorovich constant

open access: yesSpecial Matrices, 2023
Recently, some Young-type inequalities have been promoted. The purpose of this article is to give further refinements and reverses to them with Kantorovich constants.
Rashid Mohammad H. M., Bani-Ahmad Feras
doaj   +1 more source

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