1. Department of Mathematics, University of Agriculture Faisalabad , 38000 , Faisalabad , Pakistan
2. Department of Mathematics, Lahore College for Women University , Lahore , Pakistan
3. Mathematics Department, Al-Qunfudah University College, Umm Al-Qura University , Mecca , Saudi Arabia
4. Electrical Engineering Department, College of Engineering, Princess Nourah Bint Abdulrahman University , P.O. Box 84428 , Riyadh 11671 , Saudi Arabia
5. Department of Mathematics, Capital University of Science and Technology (CUST) , Islamabad , 44000 , Pakistan
6. Department of Mathematics, Faculty of Science, New Valley University , Al-Kharga , Al-Wadi Al-Gadid, 72511 , Egypt
7. Department of Mathematics, Faculty of Science, Northern Border University , Arar , 1321 , Saudi Arabia
8. Engineering Mathematics and Physics Department, Faculty of Engineering and Technology, Future University in Egypt , New Cairo , 11845 , Egypt