INTERVAL VALUED INTUITION|STIC FUZZY SETS

K Atanassov
1989 Fuzzy Sets ~md Systems   unpublished
A generalization of the notion of intuitionistic fuzzy ~ct is given in the spirit of ordinary interval valued fuzzy sets. The new nation is called interval valued intuitionistic fuzzy set (IVIFS). Here we present the basic preliminaries of IVIFS theory.
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