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Minimax fractional programming involving generalised invex functions
Published online by Cambridge University Press: 17 February 2009
Abstract
The convexity assumptions for a minimax fractional programming problem of variational type are relaxed to those of a generalised invexity situation. Sufficient optimality conditions are established under some specific assumptions. Employing the existence of a solution for the minimax variational fractional problem, three dual models, the Wolfe type dual, the Mond-Weir type dual and a one parameter dual type, are constructed. Several duality theorems concerning weak, strong and strict converse duality under the framework of invexity are proved.
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- Copyright © Australian Mathematical Society 2003
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