مؤلف: Hon Yiu So

NARAYANASWAMY BALAKRISHNAN, Ph D, is Distinguished University Professor, Department of Mathematics and Statistics, Mc Master University, Hamilton, Ontario, Canada. MAN HO LING, Ph D, is Associate Professor, Department of Mathematics and Information Technology, The Education University of Hong Kong, Hong Kong SAR, China. HON YIU SO is Post-Doctoral Fellow, University of Waterloo, Waterloo, Ontario, Canada.