Pareto-optimal solutions in fuzzy multi-objective linear programming

The problem of solving multi-objective linear-programming problems, by assuming that the decision maker has fuzzy goals for each of the objective functions, is addressed. Several methods have been proposed in the literature in order to obtain fuzzy-efficient solutions to fuzzy multi-objective progra...

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Bibliographic Details
Published in:Fuzzy sets and systems Vol. 160; no. 18; pp. 2714 - 2721
Main Authors: Jiménez, Mariano, Bilbao, Amelia
Format: Journal Article
Language:English
Published: Kidlington Elsevier B.V 16.09.2009
Elsevier
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ISSN:0165-0114, 1872-6801
Online Access:Get full text
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Summary:The problem of solving multi-objective linear-programming problems, by assuming that the decision maker has fuzzy goals for each of the objective functions, is addressed. Several methods have been proposed in the literature in order to obtain fuzzy-efficient solutions to fuzzy multi-objective programming problems. In this paper we show that, in the case that one of our goals is fully achieved, a fuzzy-efficient solution may not be Pareto-optimal and therefore we propose a general procedure to obtain a non-dominated solution, which is also fuzzy-efficient. Two numerical examples illustrate our procedure.
ISSN:0165-0114
1872-6801
DOI:10.1016/j.fss.2008.12.005