Affiliation: | (1) Dalian University of Technology, Dalian, 116024, P. R. China;(2) Department of Mathematics, Ocean University of China, Qingdao, 266071, P. R. China;(3) Department of Mathematics, Shanghai Normal University, Shanghai, 200234, P. R. China;(4) Scientific Computing Key Laboratory, Shanghai Universities, Shanghai, 200234, P. R. China |