Creation:1998-4-27, Update:"Time-stamp: <2020/12/11 11:47:04 JST nakata>"
|
|
|
Postal address:
Toshio Nakata,
(Professor, Ph.D.)
Department of Mathematics,
University of Teacher Education Fukuoka,
Akama-Bunkyomachi, Munakata, Fukuoka,
811-4192, JAPAN.
E-mail address: