Institution: | 1. International College of Arts and Sciences, Yokohama City University, 22-2 Seto, Kanazawa-ku, Yokohama, Kanagawa, 236-0027, Japan 2. Department of Mathematical Information Science, Tokyo University of Science, 1-3 Kagurazaka, Shinjuku-ku, Tokyo, 162-8601, Japan 3. Department of Mathematical Sciences, Georgia Southern University, PO Box 8093, Statesboro, GA, 30460, USA
|