Huzihiro Araki

Professor Huzihiro Araki, Department of Mathematics, Faculty of Science and Technology, Science University of Tokyo, 2641 Yamazaki, Nuda-city, Chiba-kem 278, JAPAN. Tel: +81 471 24 1501; fax: +81 471 23 9762; email: araki@ma.noda.sut.ac.jp