Similarity of fuzzy choice functions

Authors:
Irina Georgescu
Affiliations:
Department of Economic Cybernetics, Academy of Economic Studies, Calea Dorobanţilor 15--17, Sector 1, Bucharest, Romania
Venue:
Fuzzy Sets and Systems
Year:
2007

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Abstract

In this paper two new concepts are introduced: the similarity and the (*,@d)-equality of fuzzy choice functions. We investigate the way the similarity and (*,@d)-equality behave with respect to some fundamental concepts of fuzzy revealed preference theory.