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Dr. Abdelhak HAFDALLAH | Applied mathematics | Best Researcher Award

Associate Professor at Echahid Cheikh Larbi Tebessi university,Ā  Algeria

Abdelhak Hafdallah is an Associate Professor at the University of TĆ©bessa, Algeria, in the Department of Mathematics and Computer Science. Specializing in optimal control and applied mathematics, he has made significant contributions to the study of systems with incomplete data and the application of sentinel methods in mathematical equations. A dedicated academic, Abdelhak has authored numerous peer-reviewed articles and presented at key international conferences. His research primarily revolves around control theory, hyperbolic equations, and identification problems. Abdelhak actively mentors PhD students and has participated in various scientific committees for conferences. Fluent in Arabic, French, and English, he is well-regarded for his academic rigor and collaborations. He is also a member of editorial boards and a reviewer for several prestigious mathematics journals.

Profile

Scopus

Scholar

šŸŽ“ EducationĀ 

Abdelhak Hafdallah completed his Ph.D. at the University of Oum El Bouaghi (2013-2018) under the guidance of Prof. Abdelhamide Ayadi. His doctoral research focused on the optimal control of hyperbolic equations with missing data, a significant topic in applied mathematics. Prior to his Ph.D., Abdelhak earned his Magisterium from the University of TĆ©bessa (2010-2012), specializing in mathematics under Prof. Ayadi’s mentorship. His academic journey began at the University of TĆ©bessa, where he graduated as the top student in his class with a DiplĆ“me d’Ɖtudes SupĆ©rieures (D.E.S.) in Mathematics (2005-2009). Throughout his academic career, Abdelhak has displayed exceptional proficiency and expertise in solving complex mathematical problems, laying a solid foundation for his future research.

šŸ’¼ Experience

Since July 2018, Abdelhak Hafdallah has been serving as an Associate Professor at the University of TĆ©bessa, Algeria. Prior to this role, he worked as an Assistant Professor at the same institution from 2012 to 2018. His teaching portfolio includes courses such as Elliptic Problems, Spectral Methods, and Control Theory. Abdelhak has also advised numerous Masterā€™s and Ph.D. students and served as a co-supervisor on several doctoral dissertations. In addition to teaching, Abdelhak has extensive experience in organizing academic events, including his involvement as a member of the scientific committee for the IEEE International Conference on Recent Advances in Mathematics and Informatics (ICRAMI 2021) and other local conferences and workshops. His academic roles highlight his commitment to both teaching and research in applied mathematics.

šŸ† Awards & HonorsĀ 

Abdelhak Hafdallah has received notable accolades throughout his academic career. In 2009, he was recognized as the head of his class and awarded by the University of TĆ©bessa for being part of the promotional staff. He also serves as a respected peer reviewer for numerous international journals, including the Taiwanese Journal of Mathematics, Journal of Nonlinear Evolution Equations and Applications, and Fractional Calculus and Applied Analysis. Abdelhak’s contributions extend to editorial responsibilities, where he was a guest editor for the special issue ā€œRecent Advances on Control Theory of Uncertain Systemsā€ in Contemporary Mathematics in 2023 and 2024. His ongoing academic involvement reflects his dedication to advancing research in mathematics, particularly in control theory and system identification problems.

šŸ” Research Focus

Abdelhak Hafdallah’s research focuses on optimal control, applied mathematics, and the identification of parameters in complex systems. His work on hyperbolic and parabolic equations with missing data is well recognized in the academic community. Abdelhak specializes in the application of the sentinel method for solving identification problems in various differential equations, including the Schrƶdinger equation and the acoustic equation. He has also investigated the no-regret control method for identifying diffusion coefficients and bulk modulus coefficients in parameter-dependent systems. His research contributes significantly to control theory and mathematical modeling, particularly in the identification and control of systems with incomplete or uncertain data. Through collaborations with other experts and participation in international conferences, Abdelhak continues to drive innovative solutions to complex mathematical challenges.

Publications Top Notes:

 

  1. Optimal control of electromagnetic wave displacement with an unknown velocity of propagation
    • A. Hafdallah, A. Ayadi
    • 2018

 

  1. Optimal control of a thermoelastic body with missing initial conditions
    • A. Hafdallah, A. Ayadi
    • 2020

 

  1. Identification problem of a fractional thermoelastic deformation system with incomplete data: A sentinel method
    • C. Laouar, A. Ayadi, A. Hafdallah
    • 2022

 

  1. Predictive modeling and multi-response optimization of physical and mechanical properties of SCC based on sandā€™s particle size distribution
    • Z. Benghazi, L. Zeghichi, A. Djellali, A. Hafdallah
    • 2020

 

  1. On the optimal control of linear systems depending upon a parameter and with missing data
    • A. Hafdallah
    • 2020

 

  1. Identification of the potential coefficient in the wave equation with incomplete data: A sentinel method
    • B. Elhamza, A. Hafdallah
    • 2022

 

  1. Averaged null controllability for some hyperbolic equations depending on a parameter
    • M. Abdelli, A. Hafdallah
    • 2021

 

  1. No-regret optimal control characterization for an ill-posed wave equation
    • A. Hafdallah, A. Ayadi, C. Laouar
    • 2017

 

  1. Regional averaged controllability for hyperbolic parameter dependent systems
    • M. Abdelli, A. Hafdallah, F. Merghadi, M. Louafi
    • 2020

 

  1. Identification of the bulk modulus coefficient in the acoustic equation from boundary observation: A sentinel method
    • B. Elhamza, A. Hafdallah
    • 2023

 

  1. Optimal control of a partially known coupled system of BOD and DO
    • L. Chafia, A. Abdelhamid, H. Abdelhak
    • 2021

 

  1. Optimal control of some hyperbolic equations with missing data
    • A. Hafdallah
    • 2018

šŸ† Conclusion

Prof. Abdelhak Hafdallah is a well-rounded and impactful researcher, with substantial contributions to applied mathematics, control theory, and academic mentorship. His strong publication record, international collaborations, and leadership in the academic community position him as a strong contender for the Best Researcher Award. Improving outreach beyond his core research area and expanding interdisciplinary collaborations could further enhance his already impressive profile.

Abdelhak HAFDALLAH | Applied mathematics | Best Researcher Award

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