[PDF][PDF] Solutions and local stability of the Jacobsthal system of difference equations
A Ghezal, M Balegh, I Zemmouri - AIMS Math, 2024 - aimspress.com
We presented a comprehensive theory for deriving closed-form expressions and
representations of the general solutions for a specific case of systems involving Riccati …
representations of the general solutions for a specific case of systems involving Riccati …
[HTML][HTML] A matrix unified framework for deriving various impulse responses in Markov switching VAR: Evidence from oil and gas markets
M Cavicchioli - The Journal of Economic Asymmetries, 2024 - Elsevier
We propose a new method to compute various impulse response functions (IRF) for a
Markov switching VAR model in terms of neat matrix expressions in closed form. The key is …
Markov switching VAR model in terms of neat matrix expressions in closed form. The key is …
[PDF][PDF] Solvability of a bidimensional system of rational difference equations via Mersenne numbers
A Ghezal, I Zemmouri - Palest. J. Math., 2024 - pjm.ppu.edu
SOLVABILITY OF A BIDIMENSIONAL SYSTEM OF RATIONAL DIFFERENCE EQUATIONS VIA
MERSENNE NUMBERS Page 1 Palestine Journal of Mathematics Vol 13(2)(2024) , 84–93 © …
MERSENNE NUMBERS Page 1 Palestine Journal of Mathematics Vol 13(2)(2024) , 84–93 © …
Global Stability of a System of Fuzzy Difference Equations of Higher-Order
H Althagafi, A Ghezal - Journal of Applied Mathematics and Computing, 2024 - Springer
This paper investigates a new system of two-dimensional nonlinear fuzzy difference
equations, highlighting the benefits of employing fuzzy set theory to capture uncertainty in …
equations, highlighting the benefits of employing fuzzy set theory to capture uncertainty in …
Stability analysis of biological rhythms using three-dimensional systems of difference equations with squared terms
H Althagafi, A Ghezal - Journal of Applied Mathematics and Computing, 2025 - Springer
This paper investigates biological patterns using difference equation systems to analyze the
complex dynamics of biological systems. The study focuses on analyzing the stability of …
complex dynamics of biological systems. The study focuses on analyzing the stability of …
Analytical Study of Nonlinear Systems of Higher-Order Difference Equations: Solutions, Stability, and Numerical Simulations
H Althagafi, A Ghezal - Mathematics, 2024 - mdpi.com
This paper aims to derive analytical expressions for solutions of fractional bidimensional
systems of difference equations with higher-order terms under specific parametric …
systems of difference equations with higher-order terms under specific parametric …
[PDF][PDF] Global stability and co-balancing numbers in a system of rational difference equations
This paper investigates both the local and global stability of a system of rational difference
equations and its connection to co-balancing numbers. The study delves into the intricate …
equations and its connection to co-balancing numbers. The study delves into the intricate …
Solving Nonlinear Difference Equations: Insights from Three-Dimensional Systems and Numerical Examples
This paper presents a study on nonlinear difference equation systems of 6k+ 3 order. The
equations are of the form p n+ 1= pn−(6k+ 2)/(±1±qn− 2k rn−(4k+ 1) pn−(6k+ 2)), q n+ 1 …
equations are of the form p n+ 1= pn−(6k+ 2)/(±1±qn− 2k rn−(4k+ 1) pn−(6k+ 2)), q n+ 1 …
Markov-switching threshold stochastic volatility models with regime changes
A Ghezal, I Zemmouri - AIMS Mathematics, 2024 - aimspress.com
This paper introduces a comprehensive class of models known as Markov-Switching
Threshold Stochastic Volatility (MS-TSV) models, specifically designed to address …
Threshold Stochastic Volatility (MS-TSV) models, specifically designed to address …
[PDF][PDF] Fourth moment structure of the BL-GARCH (p, q, d) models
A Ghezal, A Zerari, I Zemmouri - pjm.ppu.edu
In this article, we explore a broad class of Bilinear-GARCH processes, abbreviated as BL-
GARCH. Our exclusive focus lies on examining the moment structure of the BL-GARCH …
GARCH. Our exclusive focus lies on examining the moment structure of the BL-GARCH …