1. Mathematics Department, Air University 1 , Islamabad 44000, Pakistan
2. Department of Industrial Engineering, Alma Mater Studiorum-Universita di Bolonga 2 , Bolonga, Italy
3. Mathematics Department, Sardar Bahadur Khan Women University 3 , Quetta 87300, Pakistan
4. Mathematics Department, Faculty of Science, Somali National University 4 , Mogadishu, Somalia
5. Mathematics Department, University of Sargodha 5 , Sargodha 40100, Pakistan
6. Mathematics in Applied Sciences and Engineering Research Group, Scientific Research Center, Al-Ayen University 6 , Nasiriyah 64001, Iraq