Results 21 to 30 of about 11,935 (167)

The Approximate Solution of the Nonlinear Exact Equation of Deflection of an Elastic Beam with the Galerkin Method

open access: yesApplied Sciences, 2022
Calculating the large deflection of a cantilever beam is one of the common problems in engineering. The differential equation of a beam under large deformation, or the typical elastica problem, is hard to approximate and solve with the known solutions ...
Chencheng Lian   +3 more
doaj   +1 more source

The New Complex Integral Transform "Complex Sadik Transform" and It's Applications

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2022
In this paper, we introduce a new complex integral transform namely ”Complex Sadik Transform”. The properties of this transformation are investigated. This complex integral transformation is used to reduce the core problem to a simple algebraic equation.
Saed M. Turq, Emad A. Kuffi
doaj   +1 more source

Portal Dynamics Learning Method for Renewable-integrated Regional Power Networks Based on Neural Differential-Algebraic Equations

open access: yesZhongguo dianli, 2023
In the context of high penetration of renewables, it is very important for new power system dynamic analysis to establish a dynamic model that can accurately describe the portal dynamics of renewable-integrated regional power networks under the influence
Bin CAO   +4 more
doaj   +1 more source

Modeling and PDC fuzzy control of planar parallel robot

open access: yesInternational Journal of Advanced Robotic Systems, 2017
Many works in the literature have studied the kinematical and dynamical issues of parallel robots. But it is still difficult to extend the vast control strategies to parallel mechanisms due to the complexity of the model-based control. This complexity is
Benyamine Allouche   +3 more
doaj   +1 more source

Solving inverse non-linear fractional differential equations by generalized Chelyshkov wavelets

open access: yesAlexandria Engineering Journal, 2023
The purpose of this research is to employ a method involving Chelyshkov wavelets to construct a numerical solution to the inverse problem of determining the right-hand side function of a non-linear fractional differential equation by utilizing over ...
Sertaç Erman, Ali Demir, Ebru Ozbilge
doaj  

On Optical Solitons of the Fractional (3+1)-Dimensional NLSE With Conformable Derivatives

open access: yesFrontiers in Physics, 2020
In this article, the fractional (3+1)-dimensional nonlinear Shrödinger equation is analyzed with kerr law nonlinearity. The extended direct algebraic method (EDAM) is applied to obtain the optical solitons of this equation with the aid of the conformable
Zeliha Korpinar   +3 more
doaj   +1 more source

An ordinary integro-differential equation with a degenerate kernel and an integral condition

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2016
We consider the questions of one value solvability of the nonlocal boundary value problem for a nonlinear ordinary integro-differential equation with a degenerate kernel and a reflective argument.
Tursun K Yuldashev
doaj   +1 more source

Double reductions and traveling wave structures of the generalized Pochhammer–Chree equation

open access: yesPartial Differential Equations in Applied Mathematics, 2023
Symmetry methods are always very useful for discussing the classes of differential equation solutions. This article focuses on traveling wave structures of the generalized Pochhammer–Chree (PHC) equation.
A. Hussain   +3 more
doaj  

Nonlinear elliptic problems with the method of finite volumes

open access: yesDifferential Equations and Nonlinear Mechanics, 2006
We present a finite volume discretization of the nonlinear elliptic problems. The discretization results in a nonlinear algebraic system of equations.
Sanjay Kumar Khattri
doaj   +1 more source

Numerical solution of fractional-order Riccati differential equation by differential quadrature method based on Chebyshev polynomials

open access: yesAdvances in Difference Equations, 2017
We apply the Chebyshev polynomial-based differential quadrature method to the solution of a fractional-order Riccati differential equation. The fractional derivative is described in the Caputo sense.
Jianhua Hou, Changqing Yang
doaj   +1 more source

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