Affiliation: | CHEN Lihua1,MO Jiaqi2,3 1. Department of Mathematics , Computer Science,Fuqing Branch of Fujian Normal University,Fuqing 350300,Fujian,China,2. Department of Mathematics,Anhui Normal University,Wuhu 241000,Anhui,3. Division of Computational Science,E-Institutes of Shanghai Universities at Shanghai Jiao Jong University,Shanghai 200240 |