INTERNATIONAL JOURNAL OF MATHEMATICS

作者Qun Chen; Hongbing Qiu

作者单位1. School of Mathematics and Statistics, Wuhan University, Wuhan 430072, P. R. China

作者Haian He

作者单位1. Department of Mathematics, College of Sciences, Shanghai University, Shanghai 200444, P. R. China; 2. Newtouch Center for Mathematics of Shanghai University, Shanghai 200444, P. R. China

作者Adelino Paiva

作者单位1. CEMS.UL, Faculdade de Ciâencias da Universidade de Lisboa, Campo Grande, 1749-016 Lisboa, Portugal

作者Kohei Iwamoto; Ryoya Kai; Yuya Kodama

作者单位1. Graduate School of Science and Engineering, Ritsumeikan University, Nojihigashi 1-1-1, Kusatsu, Shiga 525-8577, Japan; 2. Center for Educational Research of Science and Mathematics, Nara University of Education, Takabatake-Cho, Nara City, Nara 630-8301, Japan; 3. Graduate School of Science and Engineering, Kagoshima University, 1-21-35, Korimoto, Kagoshima, Kagoshima 890-0065, Japan

作者Takuro Abe; Toru Yamaguchi

作者单位1. Department of Mathematics, Rikkyo University, 3-34-1, Nishi-Ikebukuro, Toshima-ku 1718501, Tokyo, Japan; 2. Ricoh Company, Ltd., Nakamagome 1-3-6, Ota-ku, Tokyo, Japan