1. Department of Mathematics, COMSATS University Islamabad, Attock Campus, Islamabad, Pakistan
2. School of Engineering, Department of Mechanics, Peking University, Beijing 100871, P. R. China
3. Department of Mathematics and Statistics, Riphah International University, I-14, Islamabad 44000, Pakistan
4. Future Technology Research Center, National Yunlin University of Science and Technology, 123 University Road, Section 3, Douliou, Yunlin 64002, Taiwan, Republic of China
5. Department of Mathematics, College of Arts and Sciences, Prince Sattam Bin Abdulaziz University, Al-Kharj, Saudi Arabia
6. Mechanical Engineering Department, College of Engineering and Islamic Architecture, Umm Al-Qura University, Makkah 21955, Saudi Arabia