ISMAT BEG,
Scientific Director,
Centre for Advanced Studies in Mathematics, and
Professor,
Department of Mathematics,
Lahore University of Management Sciences (LUMS),
54792-Lahore, PAKISTAN
E-mail; ibeg@lums.edu.pk
Phone; Dept.     +92-42-35608229 & 35608226
             Fax        +92-42-5722591

Web page; http://web.lums.edu.pk/~ibeg.