Authors
Zhikui Chang
College of Mathematics and Information Science, Hebei Normal University, 050024, Shijiazhuang, China
Hebei Key Laboratory of Computational Mathematics and Applications, 050024, Shijiazhuang, China
Liping Yuan
College of Mathematics and Information Science, Hebei Normal University, 050024, Shijiazhuang, China
Hebei Key Laboratory of Computational Mathematics and Applications, 050024, Shijiazhuang, China