Results 21 to 30 of about 2,621,684 (220)

Quantum Inequalities of Hermite–Hadamard Type for r-Convex Functions

open access: yesJournal of Mathematics, 2021
In this present study, we first establish Hermite–Hadamard type inequalities for r-convex functions via qκ2-definite integrals. Then, we prove some quantum inequalities of Hermite–Hadamard type for product of two r-convex functions.
Xuexiao You   +3 more
doaj   +1 more source

Hadamard Products of Symbolic Powers and Hadamard Fat Grids

open access: yesMediterranean Journal of Mathematics, 2023
AbstractIn this paper we address the question if, for points $$P, Q \in \mathbb {P}^{2}$$ P , Q ∈ P 2
Bahmani Jafarloo I.   +3 more
openaire   +6 more sources

On the Hadamard product of degenerate subvarieties [PDF]

open access: yesPortugaliae Mathematica, 2020
We consider generic degenerate subvarieties X_i \subset \mathbb P^n . We determine an integer N , depending on the varieties, and for
G. Calussi   +3 more
openaire   +3 more sources

Starlike and convex functions of complex order involving generalized multiplier transformations [PDF]

open access: yesMathematica Bohemica, 2021
We investigate the starlike, convex and close-to-convex functions of complex order involving generalized multiplier transformations by means of the Hadamard product.
Adela Osman Mostafa   +2 more
doaj   +1 more source

Some fractional Hermite–Hadamard-type inequalities for interval-valued coordinated functions

open access: yesAdvances in Difference Equations, 2021
The primary objective of this paper is establishing new Hermite–Hadamard-type inequalities for interval-valued coordinated functions via Riemann–Liouville-type fractional integrals.
Fangfang Shi   +3 more
doaj   +1 more source

A Hadamard product involving inverse-positive matrices

open access: yesSpecial Matrices, 2015
In this paperwe study the Hadamard product of inverse-positive matrices.We observe that this class of matrices is not closed under the Hadamard product, but we show that for a particular sign pattern of the inverse-positive matrices A and B, the Hadamard
Gassó Maria T.   +2 more
doaj   +1 more source

Constructions of complex hadamard matrices via tiling abelian groups [PDF]

open access: yes, 2007
Applications in quantum information theory and quantum tomography have raised current interest in complex Hadamard matrices. In this note we investigate the connection between tiling of Abelian groups and constructions of complex Hadamard matrices ...
Matolcsi, Máté   +2 more
core   +1 more source

A Study of the Growth Results for the Hadamard Product of Several Dirichlet Series with Different Growth Indices

open access: yesMathematics, 2022
In this paper, our first purpose is to describe a class of phenomena involving the growth in the Hadamard–Kong product of several Dirichlet series with different growth indices.
Hongyan Xu   +5 more
doaj   +1 more source

On Hadamard products of linear varieties [PDF]

open access: yesJournal of Algebra and Its Applications, 2016
In this paper, we address the Hadamard product of linear varieties not necessarily in general position. In [Formula: see text], we obtain a complete description of the possible outcomes. In particular, in the case of two disjoint finite sets [Formula: see text] and [Formula: see text] of collinear points, we get conditions for [Formula: see text] to ...
Bocci, C   +3 more
openaire   +4 more sources

Optical full Hadamard matrix multiplexing and noise effects [PDF]

open access: yes, 2009
Hadamard multiplexing provides a considerable SNR boost over additive random noise but Poisson noise such as photon noise reduces the boost. We develop the theory for full H-matrix Hadamard transform imaging under additive and Poisson noise effects.
Streeter, Lee   +4 more
core   +1 more source

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