Linked from
The 19 pages that link to Fuzzy logic, each with the reason it gives.
ProbabilityCompared with: Its degrees of truth are distinct from probabilities of uncertain events.
Truth valueCompared with: Its graded values differ from the discrete values of classical logic.
Expert systemRelated: It can soften the crisp conditions used by conventional expert-system rules.
LogicCompared with: It contrasts with classical logic's binary truth values.