On Sunday 20-6-2021, a PhD thesis entitled:
(Homotopy Perturbation Method with Modification for Solving system of non-Linear Integral Equations)
For the student Ahmed Amer Muhammad Fawzy and under the supervision of Prof. Dr. Burhan Fakhruddin and Assistant Professor Dr. Walid Muhammad Fathi Al-Hayani.

The discussion panel consisted of: Messrs.Prof.Dr. Saad Abdullah Manna – President
Assist. Prof. Dr. Ahmed Mauloud Abdulhadi – Member
Prof. Dr.. Akram Hassan Mahmoud – Member
Assist. Prof. Dr. Thaer Younis Thanoun – Member
Assist. Prof. Dr. Ahmed Mohamed Gomaa – Member
Prof. Dr. Burhan Fakhr El Din Gomaa – Member and Supervisor
Assist. Prof. Dr. Walid Mohamed Fathi – Member and Supervisor
The student obtained a doctorate in mathematics.