Institution: | 1. Department of Mathematics, Statistics and Physics, Qatar University Doha 2713, Qatar;2. Department of Sciences and Humanities, National University of Computers and Emerging Sciences, Lahore, Pakistan;3. Department of Mathematics, COMSATS Institute of Information Technology, Attock 43600, Pakistan;4. Department of Mathematics, Quaid-i-Azam University 45320, Islamabad 44000, Pakistan;5. Department of Mathematics, VIT University, Vellore-632014, India;1. Department of Mathematics, Quaid-i-Azam University, Islamabad 44000, Pakistan;2. Department of Basic Sciences, University of Engineering and Technology, Taxila 47050, Pakistan;3. Department of Mathematics, Shaheed Benazir Bhutto University, Sheringal Upper Dir 18000, Pakistan;1. Department of Computer Science, Bahria University, Islamabad Campus, Islamabad 44000, Pakistan;2. Department of Mathematics, Riphah International University, Islamabad 44000, Pakistan;3. Department of Mathematics, Quaid-i-Azam University, Islamabad 44000, Pakistan;4. Nonlinear Analysis and Applied Mathematics (NAAM) Research Group, Department of Mathematics, Faculty of Science, King Abdulaziz University, P. O. Box 80257, Jeddah 21589, Saudi Arabia;5. Department of Mechanical Engineering, Sejong University, Seoul 143-747, Korea |