- fuzzy open set
- fuzzy optimization
- fuzzy orders
- fuzzy partially ordered relations
- fuzzy pattern recognition
- fuzzy point
- fuzzy predicate
- fuzzy relation
- fuzzy relation equations
- fuzzy relations
- fuzzy relation taking fuzzy number as values
- fuzzy set
- fuzzy set
- fuzzy set
- fuzzy similar relations
- fuzzy statistical decision making
- fuzzy subset
- fuzzy synthesis decision-making
- fuzzy synthesis policy-making
- fuzzy system
- fuzzy system
- fuzzy system theory
- fuzzy topological group
- fuzzy topological space
- fuzzy topological vector space