Geodesic
Fixed points theorems of non-expanding fuzzy multifunctions
Archivum mathematicum, Tome 41 (2005) no. 1, pp. 117-122.

Voir la notice de l'article provenant de la source Czech Digital Mathematics Library

We prove the existence of a fixed point of non-expanding fuzzy multifunctions in $\alpha $-fuzzy preordered sets. Furthermore, we establish the existence of least and minimal fixed points of non-expanding fuzzy multifunctions in $\alpha $-fuzzy ordered sets.
Classification : 03E72, 06A99, 06D72, 47H04, 47H10, 54H25
Keywords: fuzzy set; $\alpha $-fuzzy preorder relation; $\alpha $-fuzzy order relation; non-expanding fuzzy multifunction; fixed point 
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     author = {Stouti, Abdelkader},
     title = {Fixed points theorems of non-expanding fuzzy multifunctions},
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Stouti, Abdelkader. Fixed points theorems of non-expanding fuzzy multifunctions. Archivum mathematicum, Tome 41 (2005) no. 1, pp. 117-122. http://geodesic.mathdoc.fr/item/ARM_2005__41_1_a9/