About the Authors

Shun Wang

Roles Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation School of Mathematics and Statistics, Wuhan University, Wuhan, China

Jinzhi Lei

Roles Funding acquisition, Methodology

Affiliation School of Mathematical Sciences, Center for Applied Mathematics, Tiangong University, Tianjin, China

Xiufen Zou

Roles Conceptualization, Funding acquisition, Investigation, Project administration, Supervision, Writing – review & editing

Affiliation School of Mathematics and Statistics, Wuhan University, Wuhan, China

Suoqin Jin

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Project administration, Supervision, Writing – review & editing

sqjin@whu.edu.cn

Affiliation School of Mathematics and Statistics, Wuhan University, Wuhan, China

Competing Interests

The authors have declared that no competing interests exist.