Abstract
A new concept of nondominated approximate weak efficient solution to a multiobjective n-set optimization problem is introduced. Saddle point theorems are presented. These theorems are then used to characterize the approximate solutions for the primal-dual pair of problems.
Acknowledgments
The authors express their deep gratitude to Professor (Retd.) R. N. Kaul, Department of Mathematics, University of Delhi, Delhi, for his inspiration throughout the preparation of this article. Authors are also indebted to Professor M. Z. Nashed for the useful suggestions.