Dedicated to 

Paul Erdös

Guanrong (Ron) Chen
Chair Professor   IEEE Fellow

Department of Electronic Engineering
City University of Hong Kong
83 Tat Chee Avenue, Kowloon
Hong Kong SAR, P. R. China
(Phone) 852-2788-7922
(Fax) 852-2788-7791
(Email) gchen@ee.cityu.edu.hk

Director:  Centre for Chaos and Complex Networks

中文：Chinese Version