1. School of Mathematical Sciences, Xiamen University, Xiamen 361005, People’s Republic of China ().
2. Corresponding author. School of Mathematical Sciences and Fujian Provincial Key Laboratory on Mathematical Modeling & High Performance Scientific Computing, Xiamen University, Xiamen 361005, People’s Republic of China .
3. Advanced Modeling and Applied Computing Laboratory, Department of Mathematics, University of Hong Kong, Pokfulam Road, Hong Kong ().