Results 11 to 20 of about 128 (58)

Nonlinear unsteady flow problems by multidimensional singular integral representation analysis

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2003, Issue 50, Page 3203-3216, 2003., 2003
A two-dimensional nonlinear aerodynamics representation analysis is proposed for the investigation of inviscid flowfields of unsteady airfoils. Such problems are reduced to the solution of a nonlinear multidimensional singular integral equation as the ...
E. Ladopoulos
semanticscholar   +2 more sources

Enhancing parental reflective functioning through early dyadic interventions: A systematic review and meta‐analysis

open access: yesInfant Mental Health Journal: Infancy and Early Childhood, Volume 42, Issue 1, Page 21-34, January/February 2021., 2021
ABSTRACT Parental reflective functioning (PRF) is an important predictor of infant attachment, and interventions that target parent–infant/toddler dyads who are experiencing significant problems have the potential to improve PRF. A range of dyadic interventions have been developed over the past two decades, some of which explicitly target PRF as part ...
Jane Barlow   +2 more
wiley   +1 more source

Scaling invariance theory and numerical transformation method: A unifying framework

open access: yesApplications in Engineering Science, 2020
In a transformation method, the numerical solution of a given boundary value problem is obtained by solving one or more related initial value problems. Therefore, a transformation method, like a shooting method, is an initial value method.
Riccardo Fazio
doaj   +1 more source

Accurate Four-Step Hybrid Block Method for Solving Higher-Order Initial Value Problems

open access: yesمجلة بغداد للعلوم, 2022
This paper focuses on developing a self-starting numerical approach that can be used for direct integration of higher-order initial value problems of Ordinary Differential Equations.
Olanegan, O. O., Adeyefa, E. O.
doaj   +1 more source

A new order m – 1 rational integrator with an inhomogeneuous constant

open access: yesScientific African, 2023
In this research work we derived a new order m – 1, rational integrator with an inhomogeneous constant for the solution of ordinary differential equations.
Fidelis Ebhohomen   +1 more
doaj   +1 more source

Strength analysis of a telescopic hydraulic cylinder elastically mounted on both ends

open access: yesJournal of Applied Mathematics and Computational Mechanics, 2019
Corrosion or contamination of flexible joints of a telescopic hydraulic cylinder may cause an increase of movement resistance in these places. In this work the influence of mounting rigidity on the strength of a telescopic hydraulic cylinder is under ...
S. Uzny, Łukasz Kutrowski
semanticscholar   +1 more source

On the constructive investigation of a class of linear boundary value problems for n th order differential equations with deviating arguments

open access: yesBoundary Value Problems, 2014
A constructive technique for the study of boundary value problems for n th order differential equations with deviating arguments is described. A computer-assisted proof of the correct solvability of the considered problem is given.
Aleksandr Rumyantsev
semanticscholar   +2 more sources

Septic B-spline method for second order self-adjoint singularly perturbed boundary-value problems

open access: yesAin Shams Engineering Journal, 2018
In the present paper, we develop a septic B-spline method for solving a self-adjoint singularly perturbed two-point boundary value problem. This method is applied directly to the numerical solution of the problems without reducing its order.
Ram Kishun Lodhi, Hradyesh Kumar Mishra
doaj   +1 more source

Nonlinear component of free vibration frequency of a partially tensioned system with consideration of rotational stiffness of support

open access: yesJournal of Applied Mathematics and Computational Mechanics, 2019
The nonlinear vibrations of a slender system subjected to Euler’s load which is partially tensioned is discussed in this paper. The longitudinal displacement and rotation on both of the system ends are limited by the discrete elements in the form of ...
S. Uzny, M. Osadnik
semanticscholar   +1 more source

Boundary value problem with fractional p-Laplacian operator

open access: yesAdvances in Nonlinear Analysis, 2016
The aim of this paper is to obtain the existence of solution for the fractional p-Laplacian Dirichlet problem with mixed derivatives tDTα(|0Dtαu(t)|p-20Dtαu(t)) = f(t,u(t)), t ∈ [0,T], u(0) = u(T) = 0, where 1/p < α < 1, 1 < p < ∞ and f : [0,T] × ℝ → ℝ ...
Torres Ledesma César
doaj   +1 more source

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