Department of Mathematics, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, P.O. Box 83, Al-Kharj 11942, Saudi Arabia, Al Kharj, Ar Riyāḑ, Saudi Arabia
Prof. Dr. Essam El-Zahar
Department of Mathematics, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, P.O. Box 83, Al-Kharj 11942, Saudi Arabia, Al Kharj, Ar Riyāḑ, Saudi Arabia
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