Pitea, Ariana; Postolache, Mihai - In: Journal of Global Optimization 54 (2012) 1, pp. 47-58
)-quasiinvexity, duality theorems are stated. We give weak duality theorems, proving that the value of the objective function of the primal … primal and dual programs, in direct and converse duality theorems. While the results in §1 and §2 are introductory in nature …