Journal of Inequalities and Applications
Volume 2006 (2006), Article ID 93532, 14 pages
On -preinvex-type functions
1Department of Management Science, School of Management, Fudan University, Shanghai 200433, China
2College of Mathematics and Computer Science, Chongqing Normal University, Chongqing 400047, China
Received 7 April 2006; Revised 10 July 2006; Accepted 26 July 2006
Copyright © 2006 Jian-Wen Peng and Dao-Li Zhu. 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.
Some properties of -preinvexity for vector-valued functions are given
and interrelations among -preinvexity, -semistrict preinvexity, and -strict preinvexity
for vector-valued functions are discussed.