Tomoyoshi Ibukiyama Author & Editor

(late) Tsuneo Arakawa

Tomoyoshi Ibukiyama
Professor
Department of Mathematics
Graduate School of Science
Osaka University
Machikaneyama 1-1 Toyonaka, Osaka, 560-0043 Japan

Masanobu Kaneko
Professor
Faculty of Mathematics
Kyushu University
Motooka 744, Nishi-ku, Fukuoka, 819-0395, Japan