Results 21 to 30 of about 77,460 (224)

Strongly barycentrically associative and preassociative functions [PDF]

open access: yes, 2016
We study the property of strong barycentric associativity, a stronger version of barycentric associativity for functions with indefinite arities. We introduce and discuss the more general property of strong barycentric preassociativity, a generalization ...
Marichal, Jean-Luc, Teheux, Bruno
core   +3 more sources

On Kedlaya-type inequalities for weighted means

open access: yesJournal of Inequalities and Applications, 2018
In 2016 we proved that for every symmetric, repetition invariant and Jensen concave mean M $\mathscr{M}$ the Kedlaya-type inequality A(x1,M(x1,x2),…,M(x1,…,xn))≤M(x1,A(x1,x2),…,A(x1,…,xn)) $$ \mathscr{A} \bigl(x_{1},\mathscr{M}(x_{1},x_{2}), \ldots ...
Zsolt Páles, Paweł Pasteczka
doaj   +1 more source

Determination of Bounds for the Jensen Gap and Its Applications

open access: yesMathematics, 2021
The Jensen inequality has been reported as one of the most consequential inequalities that has a lot of applications in diverse fields of science. For this reason, the Jensen inequality has become one of the most discussed developmental inequalities in ...
Hidayat Ullah   +2 more
doaj   +1 more source

Consistency and stability in aggregation operators: An application to missing data problems [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2014
In this work we analyze the key issue of the relationship that should hold between the operators in a family {} of aggregation operators in order to understand they properly define a whole.
D. Gómez   +4 more
doaj   +1 more source

On the best Hardy constant for quasi-arithmetic means and homogeneous deviation means [PDF]

open access: yes, 2018
The aim of this paper is to characterize the so-called Hardy means, i.e., those means $M\colon\bigcup_{n=1}^\infty \mathbb{R}_+^n\to\mathbb{R}_+$ that satisfy the inequality $$ \sum_{n=1}^\infty M(x_1,\dots,x_n) \le C\sum_{n=1}^\infty x_n $$ for all ...
Pasteczka, Paweł, Páles, Zsolt
core   +2 more sources

Laughter as medicine: A systematic review and meta-analysis of interventional studies evaluating the impact of spontaneous laughter on cortisol levels.

open access: yesPLoS ONE, 2023
ObjectivesLaughter as an expression of humor has been recognized as good medicine for centuries. The health benefits of humor-induced well-being remain unclear and thus we conducted a systematic review and meta-analysis of interventional studies to ...
Caroline Kaercher Kramer   +1 more
doaj   +2 more sources

Effectiveness of Problem Based Learning and Value Clarification Technique in History Learning to Improve Moral Awareness

open access: yesJurnal Ilmu Sosial Mamangan, 2021
Moral awareness is one of the students’ affective skill that able to become a successful indicator of history learning. It causes history learning has a purpose in building students’ attitude.
Piki Setri Pernantah
doaj   +1 more source

Assessment of radon levels in multistory buildings on example of eight Russian cities

open access: yesРадиационная гигиена, 2022
In this work, the results of radon concentration measurements in samples of multi-storey apartment buildings in eight large cities of Russia are analyzed.
M. V. Zhukovsky   +5 more
doaj   +1 more source

Some Mean Values Related to the Quasi-Arithmetic Mean

open access: yesJournal of Mathematical Analysis and Applications, 2000
Let \(p:\mathbb{R}^{+}\rightarrow \mathbb{R}\) be a strictly monotonic function, \(H\) denote the harmonic mean, \(r\) a real number in \([0,1],\) and \[ t_{n}(\theta)=\left( a^{2n}\cos ^{2}\theta +b^{2n}\sin ^{2}\theta \right) ^{1/n} \quad (n\neq 0). \] The authors study mean values defined by the expressions: \[ M(a,b;p,t_{n})=\frac{1}{H(a,b)}p^{-1 ...
Ume, Jeong Sheok, Kim, Young-Ho
openaire   +2 more sources

A fourth-order arithmetic average compact finite-difference method for nonlinear singular elliptic PDEs on a 3D smooth quasi-variable grid network

open access: yesMethodsX, 2023
The analysis of nonlinear elliptic PDEs representing stationary convection-dominated diffusion equation, Sine-Gordon equation, Helmholtz equation, and heat exchange diffusion model in a battery often lacks in closed-form solutions.
Navnit Jha, Bhagat Singh
doaj   +1 more source

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