作者机构:[1]School of Computer & Information, Hefei University of Technology, Hefei 230009, China, [2]School of Mathematics, Hefei University of Technology, Hefei 230009, China
相关基金:Supported by the National Natural Science Foundation of China (No. 60973125).
Corresponding author: Zhu Shixin, born in 1962, male Professor, Ph.D.. Department of Applied Mathematics Hefei University of Technology, Hefei 230009, China. Email: zhushixin@hfut.edu.cn.