- fuzzy controller
- fuzzy control system
- fuzzy convexity
- fuzzy decision
- fuzzy degree
- fuzzy differential calculus
- fuzzy economics
- fuzzy equivalence relation
- fuzzy event
- fuzzy foundation of mathematics
- fuzzy function
- fuzzy functional analysis
- fuzzy game
- fuzzy graph
- fuzzy graph theory
- fuzzy group
- fuzzy ideal
- fuzzy implication
- fuzzy inference
- fuzzy integral
- fuzzy lattice
- fuzzy linear ordering
- fuzzy logic
- fuzzy logic function
- fuzzy mapping