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Mostrando ítems 16-17 de 17

Fixed points which belong to the set of unit values of a suitable function on fuzzy metric spaces

Saleh, Hayel N.; Imdad, Mohammad; Sintunavarat, Wutiphol (Universitat Politècnica de València, 2023-04-05)

[EN] In this paper, we introduce the notion of fuzzy (F,ϕ,β-ψ)-contractive mappings in fuzzy metric spaces and utilize the same to prove some existence and uniqueness fuzzy ϕ-fixed point results in both M-complete and ...
Selection principles and bitopological hyperspaces

Osipov, Alexander V. (Universitat Politècnica de València, 2023-04-05)

[EN] In this paper we continue to research relationships between closure-type properties of hyperspaces over a space X and covering properties of X. For a Hausdorff space X we denote by 2 X the family of all closed subsets ...

Mostrando ítems 16-17 de 17