Abstract: | This survey summarizes the current state of the theory of fuzzy sets. The use of the theory in applications is illustrated with examples of control and modelling problems, as well as an application to the design of expert systems.Translated from Itogi Nauki i Tekhniki, Seriya Teoriya Veroyatnostei, Matematicheskaya Statistika, Teoreticheskaya Kibernetika, Vol. 29, pp. 83–151, 1990. |