Results 1 to 10 of about 395 (64)

A new refinement of Jensen’s inequality with applications in information theory

open access: yesOpen Mathematics, 2020
In this paper, we present a new refinement of Jensen’s inequality with applications in information theory. The refinement of Jensen’s inequality is obtained based on the general functional in the work of Popescu et al.
Xiao Lei, Lu Guoxiang
doaj   +1 more source

About the B-concavity of functions with many variables

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2023
The paper deals with the study of the property of B-concavity and BB concavity in the bi-dimesional case and with the relation between these properties and the Bernstein operators defined on a simplex.
Meleşteu Alexandra Diana
doaj   +1 more source

On Hermite-Hadamard-type inequalities for systems of partial differential inequalities in the plane

open access: yesOpen Mathematics, 2023
We establish necessary conditions for the existence of solutions to various systems of partial differential inequalities in the plane. The obtained conditions provide new Hermite-Hadamard-type inequalities for differentiable functions in the plane.
Jleli Mohamed, Samet Bessem
doaj   +1 more source

Delta-Convexity With Given Weights

open access: yesAnnales Mathematicae Silesianae, 2020
Some differentiability results from the paper of D.Ş. Marinescu & M. Monea [7] on delta-convex mappings, obtained for real functions, are extended for mappings with values in a normed linear space.
Ger Roman
doaj   +1 more source

Some new parameterized inequalities for co-ordinated convex functions involving generalized fractional integrals

open access: yesOpen Mathematics, 2021
In this study, we first obtain a new identity for generalized fractional integrals which contains some parameters. Then by this equality, we establish some new parameterized inequalities for co-ordinated convex functions involving generalized fractional ...
Kalsoom Humaira   +3 more
doaj   +1 more source

A new look at the Hardy-Littlewood-Pólya inequality of majorization [PDF]

open access: yesJ. Math. Anal. Appl. 501 (2021), Issue 2, paper 125211, 2021
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.
arxiv   +1 more source

Sandwich Type Results For m-Convex Real Functions

open access: yesAnnales Mathematicae Silesianae, 2021
We establish necessary and sufficient conditions allowing separation of pair of real functions by an m-convex and by an m-affine function. Some examples and a geometric interpretation of m-convexity of a function is exhibited, as well as a Jensen’s ...
Lara Teodoro, Rosales Edgar
doaj   +1 more source

New fractional integral inequalities via Euler's beta function

open access: yesOpen Mathematics, 2023
In this article, we present new fractional integral inequalities via Euler’s beta function in terms of ss-convex mappings. We develop some new generalizations of fractional trapezoid- and midpoint-type inequalities using the class of differentiable ss ...
Almutairi Ohud Bulayhan
doaj   +1 more source

Geometric valuation theory [PDF]

open access: yesIn: European Congress of Mathematics. Proceedings of the 8th Congress (8ECM). EMS Press, Berlin, 2023, 2021
A brief introduction to geometric valuation theory is given. The focus is on classification results for valuations on convex bodies and on function spaces.
arxiv   +1 more source

Schur-power convexity of integral mean for convex functions on the coordinates

open access: yesOpen Mathematics, 2023
In this article, we investigate the concepts of monotonicity, Schur-geometric convexity, Schur-harmonic convexity, and Schur-power convexity for the lower and upper limits of the integral mean, focusing on convex functions on coordinate axes. Furthermore,
Shi Huannan, Zhang Jing
doaj   +1 more source

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