- fuzzy linear subspace
- fuzzy logic
- fuzzy logic
- fuzzy logics
- fuzzy mappings
- fuzzy mathematics
- fuzzy matrix
- fuzzy measure
- fuzzy measure space
- fuzzy normed space
- fuzzy norms
- fuzzy number
- fuzzy numbers on [0,1]
- 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