Results 31 to 40 of about 801 (162)

Approximation by modified Kantorovich–Szász type operators involving Charlier polynomials

open access: yesAdvances in Difference Equations, 2020
In this paper, we give some direct approximation results by modified Kantorovich–Szász type operators involving Charlier polynomials. Further, approximation results are also developed in polynomial weighted spaces.
K. J. Ansari   +3 more
doaj   +1 more source

On the numerical radius of the truncated adjoint Shift [PDF]

open access: yes, 2012
A celebrated thorem of Fejer (1915) asserts that for a given positive trigonometric polynomial $\sum_{j=-n+1}^{n-1}c_{j}e^{ijt}$, we have $\lvert c_{1}\lvert\leqslant c_{0}\cos\frac{\pi}{n+1}$. A more recent inequality due to U. Haagerup and P.
Gaaya, Haykel
core  

Stability of gas measures under perturbations and discretizations [PDF]

open access: yes, 2015
For a general class of gas models ---which includes discrete and continuous Gibbsian models as well as contour or polymer ensembles--- we determine a \emph{diluteness condition} that implies: (1) Uniqueness of the infinite-volume equilibrium measure; (2)
Fernández, Roberto   +2 more
core   +2 more sources

The US Religious Public and Radical Human Enhancements

open access: yesJournal for the Scientific Study of Religion, EarlyView.
ABSTRACT A radical enhancement to the human body or brain is defined as giving human capabilities that no past or present human has possessed. These are being developed by scientists and bioengineers and backed by Silicon Valley entrepreneurs. This article reports on the first study of the US religious public's views of radical enhancements using a ...
John H. Evans
wiley   +1 more source

The Functional-Analytic Properties of the Limit q-Bernstein Operator

open access: yesJournal of Function Spaces and Applications, 2012
The limit q-Bernstein operator Bq ...
Sofiya Ostrovska
doaj   +1 more source

Extremalis problémák többváltozós és súlyozott polinomokra = Extremal problems for multivariate and weighted polynomials [PDF]

open access: yes, 2009
Jól ismert hogy a többváltozós polinomok sűrűek a d-dimenziós kompakt halmazokon folytonos függvények terében. A többváltozós polinomok egy fontos részhalmaza a homogén polinomok osztálya.
Kroó, András, Szabados, József
core  

Understanding Corporate Criminal Careers: Insights From a Systematic Narrative Review of Longitudinal Studies

open access: yesRegulation &Governance, EarlyView.
ABSTRACT In a systematic narrative review of 33 longitudinal corporate crime studies, we identify and describe corporate criminal career dimensions: participation, frequency, crime mix, and duration. Themes and patterns across data sources are assessed, including information collected that informs a corporate criminal career perspective and what ...
Marieke H. A. Kluin   +3 more
wiley   +1 more source

Inverse theorem for the Szász-Durrmeyer operators

open access: yesJournal of Numerical Analysis and Approximation Theory, 2009
In the present paper we establish direct and inverse local properties for the Szász-Durrmeyer operators. These operators are introduced in [1] and independently considered in [4] as the generalized integral operators proposed by S.M. Mazhar and V.
Tomasz Świderski
doaj   +2 more sources

Mental Health Nurses' Perceived Appropriateness of Coercive Measures and Security Technologies in Psychiatric Settings: A National Cross‐Sectional Study

open access: yesJournal of Nursing Scholarship, Volume 58, Issue 3, May 2026.
ABSTRACT Introduction Psychiatric settings are high‐risk environments for violence. Coercive measures (CMs) and security technologies (STs) can be used to ensure safety. However, limited evidence exists on how Italian mental health nurses (MHNs) perceive the appropriateness of such practices and the influencing factors.
Giuliano Anastasi   +4 more
wiley   +1 more source

Acupuncture: A Promising Non‐Pharmacological Approach to Parkinson's Disease Management

open access: yesBrain and Behavior, Volume 16, Issue 4, April 2026.
The mechanism of acupuncture treatment of PD models involves oxidative stress, intestinal flora, neuroinflammation, autophagy, neurogenesis, pyroptosis, and apoptosis. ABSTRACT Purpose This review aims to elucidate the molecular mechanisms underlying the neuroprotective effects of acupuncture in preclinical models of Parkinson's disease (PD).
Xi‐Chen Wu   +4 more
wiley   +1 more source

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