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Author

Ahmed Ghezal

Observed names: Ahmed GHEZAL, Ahmed GhezaL
Observed institutions: University Frères Mentouri Constantine 1, University of Monastir, Umm al-Qura University, Centre Universitaire de Mila, King Faisal University, Muğla University, Yarmouk University
ORCID: 0000-0001-6939-0199
Observed ORCID: 0000-0001-6939-0199
OpenAlex ID: A5028214055
Note on a rational system of $$\left( 4k+4\right) $$-order difference equations: periodic solution and convergence
2022 · Ahmed Ghezal · Journal of Applied Mathematics and Computing · 23
On the Markov-switching bilinear processes: stationarity, higher-order moments andβ-mixing
2015 · Abdelouahab Bibi, Ahmed Ghezal · Stochastics · 21
Probabilistic properties and estimation methods for periodic threshold autoregressive stochastic volatility
2024 · Ahmed Ghezal, Omar Alzeley · AIMS Mathematics · 20
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Markov-switchingBILINEAR−GARCHmodels: Structure and estimation
2017 · Abdelouahab Bibi, Ahmed Ghezal · Communication in Statistics- Theory and Methods · 20
Markov-switching threshold stochastic volatility models with regime changes
2024 · Ahmed Ghezal, Mohamed balegh, et al. · AIMS Mathematics · 19
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Spectral representation of Markov-switching bilinear processes
2023 · Ahmed Ghezal · São Paulo Journal of Mathematical Sciences · 18
QMLE for Periodic Time-Varying Asymmetric $$\log $$ GARCH Models
2019 · Ahmed Ghezal · Communications in Mathematics and Statistics · 17
Anomalous Drug Transport in Biological Tissues: A Caputo Fractional Approach with Non-Classical Boundary Modeling
2025 · Ahmed Ghezal, Ahmed A. Al Ghafli, et al. · Fractal and Fractional · 16
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On Markov−switching asymmetric logGARCH models: Stationarity and estimation
2023 · Ahmed Ghezal, Imane Zemmouri · Filomat · 16
Solutions and local stability of the Jacobsthal system of difference equations
2024 · Ahmed Ghezal, Mohamed Balegh, et al. · AIMS Mathematics · 15
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On the Markov-switching autoregressive stochastic volatility processes
2023 · Ahmed Ghezal, Imane Zemmouri · SeMA Journal · 15
A Doubly Markov Switching Ar Model: Some Probabilistic Properties and Strong Consistency
2023 · Ahmed Ghezal · Journal of Mathematical Sciences · 15
Stability analysis of biological rhythms using three-dimensional systems of difference equations with squared terms
2025 · Hashem Althagafi, Ahmed Ghezal · Journal of Applied Mathematics and Computing · 13
On periodic time-varying bilinear processes: structure and asymptotic inference
2015 · Abdelouahab Bibi, Ahmed Ghezal · Statistical Methods & Applications · 13
Consistency of quasi-maximum likelihood estimator for Markov-switching bilinear time series models
2015 · Abdelouahab Bibi, Ahmed Ghezal · Statistics & Probability Letters · 12
Analytical Study of Nonlinear Systems of Higher-Order Difference Equations: Solutions, Stability, and Numerical Simulations
2024 · Hashem Althagafi, Ahmed Ghezal · Mathematics · 11
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Global stability and co-balancing numbers in a system of rational difference equations
2024 · Najmeddine Attia, Ahmed Ghezal · Electronic Research Archive · 11
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On an asymmetric multivariate stochastic difference volatility: structure and estimation
2024 · Omar Alzeley, Ahmed Ghezal · AIMS Mathematics · 11
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Solving a system of nonlinear difference equations with bilinear dynamics
2024 · Hashem Althagafi, Ahmed Ghezal · AIMS Mathematics · 11
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Higher-order system of p-nonlinear difference equations solvable in closed-form with variable coefficients
2022 · Ahmed Ghezal · Boletim da Sociedade Paranaense de Matemática · 11
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Minimum distance estimation of Markov-switching bilinear processes
2016 · Abdelouahab Bibi, Ahmed Ghezal · Statistics · 11
QMLEof periodic time-varying bilinear–GARCHmodels
2018 · Abdelouahab Bibi, Ahmed Ghezal · Communication in Statistics- Theory and Methods · 10
Theoretical analysis and applications of fixed-point theorems in delay fractional differential equations
2025 · Mohamed Balegh, Ahmed GhezaL · Journal of Applied Mathematics and Computing · 9
Global Stability of a System of Fuzzy Difference Equations of Higher-Order
2024 · Hashem Althagafi, Ahmed Ghezal · Journal of Applied Mathematics and Computing · 9
ϑ-Fractional Stochastic Models for Simulating Tumor Growth and Chemical Diffusion in Biological Tissues
2025 · Ahmed Ghezal, Najmeddine Attia · Fractal and Fractional · 8
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Works count: 59
Citation count: 444
H-index: 13
I10-index: 22
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