Department of Mathematics, Graduate School of Science/Faculty of Science, Osaka City University

3-3-138, Sugimoto, Sumiyoshi-ku Osaka, 558-8585 Japan
Phone : +81-6-6605-2518（Department Office）/ Fax : +81-6-6605-2515（Department Office）/ E-mail：ocu-math@sci.osaka-cu.ac.jp