1Department of Operational Research, University of Delhi, Delhi-110 007, India
2Department of Mathematics, Ram Lal Anand College (Evening), University of Delhi, New Delhi-110 021, India
3Department of Mathematics, Indian Institute of Technology Delhi, New Delhi-110 016, India
*Author for Correspondence. E-mail: nkbudhraja@yahoo,eom
The present paper introduces the notion of ε-subdifferential for convex set function and discusses some of its properties. These properties are utilised to derive ε-Pareto optimality conditions of KKT type for non-differentiable multiobjective optimisation problem with convex set functions.
Primary: 90C29, Secondary: 49K27, Multiobjective programming, Convex, set functions, Approximate solutions, ε-subdifferential