About the Authors
- Liangdong Hu
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Affiliation Key Laboratory of Symbolic Computation and Knowledge Engineering of Ministry of Education, Jilin University, Changchun, Jilin, P. R. China
- Limin Wang
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* E-mail: wanglim@jlu.edu.cn
Affiliation Key Laboratory of Symbolic Computation and Knowledge Engineering of Ministry of Education, Jilin University, Changchun, Jilin, P. R. China
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: LDH LMW. Performed the experiments: LDH LMW. Analyzed the data: LDH LMW. Wrote the paper: LDH.