Pythagorean fuzzy sets in UP-algebras and approximations

Pythagorean fuzzy sets in UP-algebras and approximations

The aim of this paper is to apply the concept of Pythagorean fuzzy sets to UP-algebras, and then we introduce five types of Pythagorean fuzzy sets in UP-algebras. In addition, we will also discuss the relationship between some assertions of Pythagorean fuzzy sets and Pythagorean fuzzy UP-subalgebras...

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Bibliographic Details
Main Authors: Akarachai Satirad, Ronnason Chinram, Aiyared Iampan
Format: Article
Language:English
Published: AIMS Press 2021-04-01
Series:AIMS Mathematics
Subjects:
up-algebra
pythagorean fuzzy set
pythagorean fuzzy up-subalgebra
pythagorean fuzzy near up-filter
pythagorean fuzzy up-filter
pythagorean fuzzy up-ideal
pythagorean fuzzy strong up-ideal
upper approximation
lower approximation
Online Access:http://www.aimspress.com/article/doi/10.3934/math.2021354?viewType=HTML

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http://www.aimspress.com/article/doi/10.3934/math.2021354?viewType=HTML

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