Operations Research Transactions ›› 2015, Vol. 19 ›› Issue (2): 105-110.doi: 10.15960/j.cnki.issn.1007-6093.2015.02.012

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A characterization of weakly (C,\varepsilon)-efficient solution of vector optimization via nonlinear scalarization

GUO Hui1,2,*   

  1. 1. College of Sciences, Shanghai University, Shanghai 200444, China; 2. College of Mathematical Sciences, Chongqing Normal University, Chongqing 400047, China
  • Received:2014-04-18 Online:2015-06-15 Published:2015-06-15

Abstract:

Recently, Guti\'{e}rrez et al. proposed a new type of efficiency based on co-radiant set which called (C,\varepsilon)-efficient solution in vector optimization. This new notion of efficiency unifies some well-known concepts introduced previously in the literature. In this paper, we characterizes the new (C,\varepsilon)-efficient solution by a nonlinear scalarization function proposed by G\"{o}pfert, et al. Furthermore, an example is given to illustrate our main result.

Key words: weakly (C,\varepsilon)-efficient solution, nonlinear scalarization, vector optimization