O151.21
This paper studies the constrained and unconstrained optimization.Their objec-tive functions are set-valued map.By using tangent derivative,an analogue of K-T necessary andsufficient optimality conditions is proved.
李声杰.广义向量最优化问题的最优性条件[J].土木与环境工程学报(中英文),1995,17(1):