1. Department of Basic Sciences, General Administration of the Preparatory Year, King Faisal University , 31982 , Al Ahsa , Saudi Arabia
2. Department of Mathematics, College of Science, Jazan University , Jazan , Saudi Arabia
3. Department of Basic Sciences, College of Science and Theoretical Studies, Saudi Electronic University , Jeddah-M , Riyadh 11673 , Saudi Arabia
4. Department of Mathematics, Abdul Wali Khan University , Mardan , 23200, Khyber Pakhtunkhwa , Pakistan