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Van der Pol model in two-delay differential equation representation [PDF]

Scientific Reports, 2022
The Van der Pol equation is the mathematical model of a second-order ordinary differential equation with cubic nonlinearity. Several studies have been adding time delay to the Van der Pol model. In this paper, the differential equation of the Van der Pol
M. A. Elfouly, M. A. Sohaly
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Maximum likelihood inference for multivariate delay differential equation models [PDF]

Scientific Reports
The maximum likelihood inference framework for delay differential equation models in the multivariate settings is developed. The number of delay parameters is assumed to be one or more.
Ahmed Adly Mahmoud, Abdalla Rabie, Sarat Chandra Dass, Ohud A. Alqasem, Getachew Tekle Mekiso, Eslam Hussam, Ahmed M. Gemeay   +6 more
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Ulam stability for a delay differential equation

Open Mathematics, 2013
Otrocol Diana, Ilea Veronica
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Stability of the time-dependent identification problem for delay hyperbolic equations [PDF]

Қарағанды университетінің хабаршысы. Математика сериясы, 2022
Time-dependent and space-dependent source identification problems for partial differential and difference equations take an important place in applied sciences and engineering, and have been studied by several authors.
A. Ashyralyev, B. Haso
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Ulam Stability of n-th Order Delay Integro-Differential Equations

Mathematics, 2021
In this paper, the Ulam stability of an n-th order delay integro-differential equation is given. Firstly, the existence and uniqueness theorem of a solution for the delay integro-differential equation is obtained using a Lipschitz condition and the ...
Shuyi Wang, Fanwei Meng
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On the Oscillation of the Generalized Food-Limited Equations with Delay

Aceh International Journal of Science and Technology, 2012
The objective of the paper is to find conditions for the oscillation of the food-limited equation. We established conditions for the oscillation of all solutions of the generalized foodlimited equation by transforming the equation to a non-linear delay ...
Bamaina M. Muhammad, Yusuf Haruna, Bala M. Abdulhamid   +2 more
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IMPLEMENTASI DELAY DIFFERENTIAL EQUATION PADA SOLVER ORDINARY DIFFERENTIAL EQUATION MATLAB

JUTI: Jurnal Ilmiah Teknologi Informasi, 2002
Ordinary Differential Equation (ODE) dan Delay Differential Equation (DDE) banyak digunakan untuk menerangkan kejadian-kejadian pada dunia nyata. ODE melibatkan derivatif yang dipengaruhi oleh penyelesaian waktu sekarang dari variabel-variabel yang tidak
Rully Soelaiman, Yudhi Purwananto
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Exact and Numerical Analysis of the Pantograph Delay Differential Equation via the Homotopy Perturbation Method

Mathematics, 2023
The delay differential equations are of great importance in real-life phenomena. A special type of these equations is the Pantograph delay differential equation.
Abdulrahman B. Albidah, Nourah E. Kanaan, Abdelhalim Ebaid, Hind K. Al-Jeaid   +3 more
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An hybrid initial value method for singularly perturbed delay differential equations with interior layers and weak boundary layer

Ain Shams Engineering Journal, 2018
In this paper, an hybrid initial value method on Shishkin mesh is suggested to solve singularly perturbed boundary value problem for second order ordinary delay differential equation with discontinuous convection coefficient and source term.
V. Subburayan
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Oscillation criterion for first-order linear differential equations with several delay arguments

Arab Journal of Mathematical Sciences, 2019
By using iterated estimates involving all delay arguments, we establish an oscillation criterion for first-order linear differential equations with several delay arguments.
Hongwu Wu, Julio G. Dix
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