Results 91 to 100 of about 4,698 (283)

A converse to the Jensen inequality, its matrix extensions and inequalities for minors and eigenvalues [PDF]

open access: yes, 2001
We obtain a scalar inequality, converse to the Jensen inequality. We also derive an operator converse to the Jensen inequality. As special cases, we obtain inequalities, similar to the Kantorovich one as well as some operator generalizations of them ...
Malamud, S.M., S.M. Malamud
core   +1 more source

How Does Our Degrading System Perform?

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT We discuss the quality of performance of degrading systems when degradation is modeled by a stochastic process with independent increments and increasing sample paths. As an example, the gamma process is considered. First, for the continuously observed degradation, by comparing with the black‐box scenario (without observing degradation), the ...
Maxim Finkelstein   +2 more
wiley   +1 more source

Exact Robust Filtering and Differentiation Based on Sliding Modes and Homogeneity

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This article addresses the problem of online estimation of the derivatives of a signal corrupted by measurement noise. The measured signal is modeled as the sum of a smooth nominal component and a uniformly bounded noise term. A key objective is to attenuate the effect of high‐frequency noise.
Jaime A. Moreno, Arie Levant
wiley   +1 more source

Integrating Sustainability Through Socio‐Scientific Issues in Chile: Towards a Decolonial Chemistry Education

open access: yesScience Education, EarlyView.
ABSTRACT This study examines how integrating sustainability through socio‐scientific issue (SSI) in secondary chemistry teaching shapes epistemic openness and closure from a decolonial perspective, as mediated through classroom discourse. Drawing on a co‐planned lesson on copper mining in Chile – a scientifically rich yet ethically and politically ...
Denise Quiroz‐Martínez
wiley   +1 more source

Refinements of the Hermite-Hadamard Integral Inequality for Log-Convex Functions [PDF]

open access: yes, 2000
Two refinements of the classical Hermite-Hadamard integral inequality for log-convex functions and applications for special means are ...
Dragomir, Sever S
core  

A New Refinement of the Jensen Inequality with Applications in Information Theory [PDF]

open access: yes
The Jensen inequality is one of the most important inequalities in theory of inequalities, and numerous results are devoted to this inequality. This inequality has many applications in several fields.
Khan M.A., Pečarić Ɖ., Pečarić J.
core   +1 more source

On convexity-like inequalities (II)

open access: yesJournal of Numerical Analysis and Approximation Theory, 2003
We improve the classical Jensen inequality for convex functions by extending it to a wider class of functions. We also consider some weaker conditions for the weights occurring in this inequality.
Josip Pečarić, Sanja Varošanec
doaj   +2 more sources

Ontologies for Sustainability: Theoretical Challenges

open access: yesSustainable Development, EarlyView.
ABSTRACT The lack of sustainable practices in key sectors of human societies is a global concern, posing threats for the whole planet. This paper provides the first review of ontologies for sustainability efforts, outlining their roles in assessing and advancing such efforts. Section 2 outlines three major challenges associated with sustainability: (1)
Giorgio A. Ubbiali   +2 more
wiley   +1 more source

A Class of Iterative Nonlinear Difference Inequality with Weakly Singularity

open access: yesJournal of Applied Mathematics, 2014
We discuss a class of new nonlinear weakly singular difference inequality, which is solved by change of variable, discrete Hölder inequality, discrete Jensen inequality, the mean-value theorem for integrals and amplification method, and Gamma function ...
Chunmiao Huang   +2 more
doaj   +1 more source

On Maligranda's Generalization of Jensen's Inequality

open access: yesJournal of Mathematical Analysis and Applications, 1996
Using some results of Maligranda, we obtain a generalization of the well known Jensen's inequality which is also a common generalization of inequalities of Hölder and Minkowski.
Pečarić, Josip, Veljan, Darko
openaire   +3 more sources

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