About the Authors
- Lingling Li
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Roles Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft, Writing – review & editing
Affiliations School of Mathematics and Statistics, Shaanxi Normal University, Xi’an, China, School of Science, Xi’an Polytechnic University, Xi’an, China
- Yulu Hu
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Roles Conceptualization, Data curation, Investigation, Writing – original draft
Affiliation School of Science, Xi’an Polytechnic University, Xi’an, China
- Yunshan Xu
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Roles Conceptualization, Data curation, Investigation
Affiliation Mathematics Department, Faculty of Science and Technology, University of Macau, Taipa, Macau, China
- Sanyi Tang
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Roles Conceptualization, Funding acquisition, Methodology, Project administration, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing
* E-mail: sytang@snnu.edu.cn
Affiliation School of Mathematics and Statistics, Shaanxi Normal University, Xi’an, China
Competing Interests
The authors have declared that no competing interests exist.