Copyright © 2009 K. Inayat Noor et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
We define the classes
if and only if, for ,
, ; ; ,
is a function of bounded boundary rotation. Coefficient estimates, an inclusion
result, arclength problem, and some other properties of these classes are studied.