Analytical study to solving the inhomogeneous pantograph delay equation: the exact solution

Volume 34, Issue 2, pp 152--161 https://dx.doi.org/10.22436/jmcs.034.02.05
Publication Date: March 06, 2024 Submission Date: October 30, 2023 Revision Date: November 22, 2023 Accteptance Date: January 31, 2024

Authors

E. R. El-Zahar - Department of Mathematics, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, P.O. Box 83, Al-Kharj 11942, Saudi Arabia. - Department of Basic Engineering Science, Faculty of Engineering, Menoufia University, Shebin El-Kom 32511, Egypt. A. Ebaid - Department of Mathematics, Faculty of Science, University of Tabuk, P.O. Box 741, Tabuk 71491, Saudi Arabia. L. F. Seddek - Department of Mathematics, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, P.O. Box 83, Al-Kharj 11942, Saudi Arabia. - Department of Engineering Mathematics and Physics, Faculty of Engineering, Zagazig University, Zagazig, 44519, Egypt.


Abstract

This paper solves the pantograph delay equation which includes inhomogeneous term. The inhomogeneous term is in the form of a class of exponential functions. An efficient transformation is introduced to reduce the inhomogeneous pantograph delay differential equation (IPDDE) to the homogeneous pantograph delay differential equation (HPDDE), which is a homogeneous model. It is found that the solution of the IPDDE depends mainly on the solution of HPDDE. It is well-known in the literature that the analytical solution of the HPDDE is already obtained in a closed series form. Such ready solution of the HPDDE is invested in this paper and accordingly, the solution of the IPDDE under consideration is established. Also, several exact solutions of the present model are determined at specific conditions and values of the parameters. The solutions of some examples in the literature are obtained in exact forms as special cases of the current results. Moreover, the properties of the obtained solutions are theoretically and graphically addressed.


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ISRP Style

E. R. El-Zahar, A. Ebaid, L. F. Seddek, Analytical study to solving the inhomogeneous pantograph delay equation: the exact solution, Journal of Mathematics and Computer Science, 34 (2024), no. 2, 152--161

AMA Style

El-Zahar E. R., Ebaid A., Seddek L. F., Analytical study to solving the inhomogeneous pantograph delay equation: the exact solution. J Math Comput SCI-JM. (2024); 34(2):152--161

Chicago/Turabian Style

El-Zahar, E. R., Ebaid, A., Seddek, L. F.. "Analytical study to solving the inhomogeneous pantograph delay equation: the exact solution." Journal of Mathematics and Computer Science, 34, no. 2 (2024): 152--161


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