[HTML][HTML] On the fractal-fractional Mittag-Leffler model of a COVID-19 and Zika Co-infection

S Rezapour, JKK Asamoah, S Etemad, A Akgül, İ Avcı… - Results in Physics, 2023 - Elsevier
Abstract The World Health Organization declared COVID-19 a global pandemic in March
2020, which had a significant impact on global health and economies. There have been …

A Study on Dynamics of CD4+ T-Cells under the Effect of HIV-1 Infection Based on a Mathematical Fractal-Fractional Model via the Adams-Bashforth Scheme and …

H Najafi, S Etemad, N Patanarapeelert, JKK Asamoah… - Mathematics, 2022 - mdpi.com
In recent decades, AIDS has been one of the main challenges facing the medical community
around the world. Due to the large human deaths of this disease, researchers have tried to …

Tripled fixed points and existence study to a tripled impulsive fractional differential system via measures of noncompactness

S Etemad, MM Matar, MA Ragusa, S Rezapour - Mathematics, 2021 - mdpi.com
In this paper, a tripled fractional differential system is introduced as three associated
impulsive equations. The existence investigation of the solution is based on contraction …

A theoretical analysis of a fractional multi-dimensional system of boundary value problems on the methylpropane graph via fixed point technique

S Rezapour, CT Deressa, A Hussain, S Etemad… - Mathematics, 2022 - mdpi.com
Few studies have investigated the existence and uniqueness of solutions for fractional
differential equations on star graphs until now. The published papers on the topic are based …

[PDF][PDF] A novel analytical Aboodh residual power series method for solving linear and nonlinear time-fractional partial differential equations with variable coefficients

MI Liaqat, S Etemad, S Rezapour, C Park - Aims Math, 2022 - researchgate.net
The goal of this research is to develop a novel analytic technique for obtaining the
approximate and exact solutions of the Caputo time-fractional partial differential equations …

A study on the fractal-fractional tobacco smoking model

H Khan, J Alzabut, A Shah, S Etemad… - AIMS …, 2022 - scholarworks.bwise.kr
In this article, we consider a fractal-fractional tobacco mathematical model with generalized
kernels of Mittag-Leffler functions for qualitative and numerical studies. From qualitative …

Application of a machine learning algorithm for evaluation of stiff fractional modeling of polytropic gas spheres and electric circuits

FK Alarfaj, NA Khan, M Sulaiman, AM Alomair - Symmetry, 2022 - mdpi.com
Fractional polytropic gas sphere problems and electrical engineering models typically
simulated with interconnected circuits have numerous applications in physical, astrophysical …

Spectral solutions of specific singular differential equations using a unified spectral Galerkin-collocation algorithm

HM Ahmed, WM Abd-Elhameed - Journal of Nonlinear Mathematical …, 2024 - Springer
This paper presents a novel numerical approach to addressing three types of high-order
singular boundary value problems. We introduce and consider three modified Chebyshev …

[HTML][HTML] A theoretical and numerical analysis of a fractal–fractional two-strain model of meningitis

S Rezapour, JKK Asamoah, A Hussain, H Ahmad… - Results in Physics, 2022 - Elsevier
Meningitis is an inflammation of the membranes that surround and protect the brain and
spinal cord. Typically, the enlargement is caused by a bacterial or viral infection of the fluid …

Qualitative Analysis of a Hyperchaotic Lorenz‐Stenflo Mathematical Model via the Caputo Fractional Operator

CT Deressa, S Etemad, MKA Kaabar… - Journal of Function …, 2022 - Wiley Online Library
The Lorenz‐Stenflo mathematical model describes a complex dynamical behavior related to
atmospheric acoustic‐gravity waves. In this study, qualitative analysis of the four …