Copyright © 2011 Ravi P. Agarwal 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.
This paper is concerned with a pair of second-order mixed symmetric dual programs
involving nondifferentiable functions. Weak, strong, and converse duality theorems are proved for
aforementioned pair using the notion of second-order -convexity/pseudoconvexity assumptions.