1. Muhammad Kashif Maqbool:
Department of Mathematics, National College of Business Administration and Economics,Bahawalpur 63100,Pakistan
2. Awais Yousaf:
Department of Mathematics, National College of Business Administration and Economics,Bahawalpur 63100,Pakistan
3. Muhammad Dilbar:
Department of Mathematics, National College of Business Administration and Economics,Bahawalpur 63100,Pakistan
4. Muhammad Siddique Bosan:
Department of Mathematics, COMSATS Institute of Information Technology, Chack
Shahzad, Islamabad 44000, Pakistan
5. Muhammad Younis:
Department of Mathematics, National College of Business Administration and
Economics, RYK 64200, Pakistan
6. Shafaqat Sadique:
Department of Mathematics, National College of Business Administration and
Economics, Bahawalpur 63100, Pakistan