Applied Computational Intelligence and Soft Computing

Research Article

The Characteristics of Circular Fermatean Fuzzy Sets and Multicriteria Decision-Making Based on the Fermatean Fuzzy t-Norm and t-Conorm

Table 1

List of acronyms.
AcronymsExpansion
AVAssociation value
NAVNonassociation value
FSFuzzy set
IFSIntuitionistic fuzzy set
PFSPythagorean fuzzy set
IVFFSInterval-valued Fermatean fuzzy set
FFFermatean fuzzy
FFNFermatean fuzzy number
CIFSCircular intuitionistic fuzzy set
CPFSCircular Pythagorean fuzzy set
CFFCircular Fermatean fuzzy
CFFNCircular Fermatean fuzzy number
MCDMMulticriteria decision-making
DEDecision experts
AOAggregation operator
DMDistance measure
FFDMFermatean fuzzy decision matrix
NFFDMNormalised Fermatean fuzzy decision matrix
NCFFDMNormalised circular Fermatean fuzzy decision matrix
ACFFDMAggregated circular Fermatean fuzzy decision matrix
CFFWACircular Fermatean fuzzy weighted averaging aggregation operator
CFFWGCircular Fermatean fuzzy weighted geometric aggregation operator
CFFCDMCircular Fermatean fuzzy cosine distance measure
CFFEDMCircular Fermatean fuzzy Euclidean distance measure
FFWAFermatean fuzzy weighted averaging aggregation operator
FFWGFermatean fuzzy weighted geometric aggregation operator
FFCDMFermatean fuzzy cosine distance measure
FFEDMFermatean fuzzy Euclidean distance measure