https://orcid.org/0000-0003-3849-8871
About the Authors
- Zhijun Wu
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Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing
* E-mail: zhijun@iastate.edu
Affiliation Department of Mathematics, Iowa State University, Ames, Iowa, United States of America
Competing Interests
The authors have declared that no competing interests exist.