Results 11 to 20 of about 14,292 (227)

A new method using the Forward Backward technique with Contra Harmonic mean formula [PDF]

open access: yesJournal of Physics: Conference Series, 2021
AbstractWe introduce a new method for solving Initial Value Problems (IVPs) in Ordinary Differential Equations (ODEs), by making a mixing between the Forward (Predictor) – Backward (Corrector) technique and used it in the Contra Harmonic mean formula, this new method give us a parallelism in numerical calculations and it is more accurate than the old ...
openaire   +1 more source

New Modification on Heun’s Method Based on Contraharmonic Mean for Solving Initial Value Problems with High Efficiency

open access: yesJournal of Mathematics, 2020
In this paper, small modification on Improved Euler’s method (Heun’s method) is proposed to improve the efficiency so as to solve ordinary differential equations with initial condition by assuming the tangent slope as an average of the arithmetic mean ...
Abushet Hayalu Workie
doaj   +1 more source

Improvements of bounds for the Sándor–Yang means

open access: yesJournal of Inequalities and Applications, 2019
In the article, we provide new bounds for two Sándor–Yang means in terms of the arithmetic and contraharmonic means. Our results are the improvements of the previously known results.
Wei-Mao Qian, Hui-Zuo Xu, Yu-Ming Chu
doaj   +1 more source

Optimal Bounds of the Arithmetic Mean by Harmonic, Contra-harmonic and New Seiffert-like Means

open access: yesAsian Research Journal of Mathematics, 2020
We provide the optimal bounds for the arithmetic mean in terms of harmonic, contra-harmonic and new Seiffert-like means.
Wei-Mao Qian, Hui-Zuo Xu
openaire   +2 more sources

Reduced dimension modeling of leading edge turbulent interaction noise [PDF]

open access: yes, 2014
A computational aeroacoustics approach is used to model the effects of real airfoil geometry on leading edge turbulent interaction noise for symmetric airfoils at zero angle of attack.
Bailly C.   +5 more
core   +1 more source

Spiking Neurons Learning Phase Delays [PDF]

open access: yes, 2005
Time differences between the two ears are an important cue for animals to azimuthally locate a sound source. The first binaural brainstem nucleus, in mammals the medial superior olive, is generally believed to perform the necessary computations.
B. Grothe   +11 more
core   +1 more source

A position-momentum EPR state of distantly-separated trapped atoms [PDF]

open access: yes, 1999
We propose a scheme for preparing an EPR state in position and momentum of a pair of distantly-separated trapped atoms. The scheme utilizes the entangled light fields output from a nondegenerate optical parametric amplifier.
A. Aspect   +52 more
core   +2 more sources

Sharp inequalities for the Neuman-Sandor mean in terms of arithmetic and contra-harmonic means

open access: yesJournal of Numerical Analysis and Approximation Theory, 2013
In this paper, we find the greatest values \(\alpha\) and \(\lambda\), and the least values \(\beta\) and \(\mu\) such that the double inequalities \[C^{\alpha}(a,b)A^{1-\alpha}(a,b)
Yu-Ming Chu, Miao-Kun Wang, Bao-Yu Liu
doaj   +2 more sources

Long-range gravitational-like interaction in a neutral atomic cold gas

open access: yes, 2013
A quasi-resonant laser induces a long-range attractive force within a cloud of cold atoms. We take advantage of this force to build in the laboratory a system of particles with a one-dimensional gravitational-like interaction, at a fluid level of ...
A. Olivetti   +11 more
core   +1 more source

Fractional diffusion with Neumann boundary conditions: the logistic equation

open access: yes, 2012
Motivated by experimental studies on the anomalous diffusion of biological populations, we introduce a nonlocal differential operator which can be interpreted as the spectral square root of the Laplacian in bounded domains with Neumann homogeneous ...
Montefusco, Eugenio   +2 more
core   +2 more sources

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