Method for Solving Unbalanced Assignment Problem using Hexgonal Fuzzy Numbers
Keywords:
Fuzzy sets, Fuzzy unbalanced assignment problem, hexagonal fuzzy numbers, Hungarian method, Robust’s ranking method.Abstract
This paper presents solution methodology for unbalanced assignment problem with fuzzy cost. The fuzzy costs are considered as hexgonal fuzzy numbers. Robust's ranking method has been used for ranking the hexgonal fuzzy numbers. Hungarian method is extended to solve this type of fuzzy un balanced assignment problem. Numerical examples show that the fuzzy ranking method offers an effective tool for handling the fuzzy unbalanced assignment problem
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