Some considerations on fuzzy automata

Masaharu Mizumoto, Junichi Toyoda, Kohkichi Tanaka
1969 Journal of computer and system sciences (Print)  
In this paper, we show: The threshold of fuzzy automata can be changed arbitrarily. The fuzzy sets of input sequences characterized by fuzzy automata constitute a distributive lattice, and the complement of the fuzzy set can be characterized by an optimistic fuzzy automaton.
doi:10.1016/s0022-0000(69)80029-2 fatcat:yxgf4hbekzhqxnurskcljwv77y