Affiliation: | 1.School of Mathematics and Physics, University of Science and Technology Beijing, Beijing, 100083, China ;2.Nonlinear Analysis and Applied Mathematics (NAAM)-Research Group, Department of Mathematics, Faculty of Science, King Abdulaziz University, P.O. Box 80203, Jeddah, 21589, Saudi Arabia ;3.Department of Mathematics, Faculty of Science, University of Tabuk, P.O. Box 741, Tabuk, 71491, Saudi Arabia ;4.Department of Mathematics, Huzhou University, Huzhou, 313000, PR China ;5.Hunan Provincial Key Laboratory of Mathematical Modeling and Analysis in Engineering, Changsha University of Science and Technology, Changsha, 410114, PR China ; |