Institution: | 1. Department of Mathematics, Quaid-I-Azam University, 45320, Islamabad 44000, Pakistan;2. Department of Mathematics, COMSATS Institute of Information Technology, G.T. Road, Wah Cantt 47040, Pakistan;3. Nonlinear Analysis and Applied Mathematics (NAAM) Research Group, Department of Mathematics, King Abdulaziz University, Jeddah 21589, Saudi Arabia;1. Department of Mathematics, Lovely Professional University, Jalandhar, 144411, India;2. Department of Mathematics, Visvesvaraya National Institute of Technology, Nagpur, 440010, India;1. Shanghai Institute of Applied Mathematics and Mechanics, Shanghai University, China;2. Department of Mathematics and Statistics, FBAS, IIUI, Islamabad, Pakistan |