Publisher's Synopsis
The present reprint contains the 13 articles that were accepted and published in the Special Issue "Fuzzy Sets, Fuzzy Logic and Their Applications, 2021" of the MDPI "Mathematics" journal, which cover a wide range of topics connected to the theory and applications of fuzzy sets and systems, of fuzzy logic and of their extensions/generalizations. The reprint is the third volume of a successful series which started with the Special Issue "Fuzzy Sets, Fuzzy Logic and Their Applications" (2019, 20 papers) and was followed by "Fuzzy Sets, Fuzzy Logic and Their Applications, 2020" (24 papers).
