EntityQ1055058· pop 30· linked from 554 articlesfuzzy setSign in to savesets whose elements have degrees of membershipConnectionsmany-valued logicEntitythree-state logicEntitymathematicsEntitylinguisticsEntityBertrand RussellEntityengineeringEntityInternational Standard Book NumberEntityintegerEntityset theoryEntityreal numberEntityJohn von NeumannEntitysetEntityaxiomEntityWayback MachineEntityGeorg CantorEntityKurt GödelEntitydigital object identifierEntityEuler's numberEntitybioinformaticsEntityabstract algebraEntityCategoriesFuzzy logicSystems of set theory