For choosing the optimal option for multiple issues, the multiattribute decision-making
(MADM) technique within a Fermatean fuzzy environment is a well-known and significant …

In this study, a novel Pythagorean fuzzy aggregation operator is presented by combining the
concepts of Aczel–Alsina (AA) T‐norm and T‐conorm operations for multiple attribute group …

Cubic Fermatean fuzzy sets offer a flexible and powerful tool for decision-making, permitting
decision-makers to incorporate uncertainty and reluctance into their decision-making …

A generalized form of union and intersection on FFS can be formulated from a generalized t-
norm (TN) and t-conorm (TCN). Hamacher operations such as Hamacher product and …

Fermatean fuzzy linguistic (FFL) set theory provides an efficient tool for modeling a higher
level of uncertain and imprecise information, which cannot be represented using …

The intuitionistic fuzzy set, briefly as; IFS and its extension involving Pythagorean fuzzy set
(PFS) and Fermatean fuzzy set (FFS), are all effective tools to express uncertain and …

Intercity railway is an important system for the development of urban agglomeration, and the
site selection of the Line Management Department of Intercity Railway (LMDIR) is a …

The evolution of a novel technique to handle multi-attribute decision-making (MADM)
problems under interval-valued Fermatean fuzzy numbers is the main motivation of this …

The conception of interval-valued Fermatean fuzzy set (IVFFS) provides a wider range for
decision expert to express their uncertain and vague assessment by interval membership …

Fermatean fuzzy set (FRFS) is very helpful in representing vague information that occurs in
real world circumstances. Their eminent characteristic of FRFS is that the degree of …