We have \(\mathrm{core}(A) := [a2,a3]\). This gives the values that a fuzzy number necessarily represents.
# S4 method for FuzzyNumber
core(object)a fuzzy number
Returns a numeric vector of length 2.
Other FuzzyNumber-method: Arithmetic,
FuzzyNumber-class,
FuzzyNumber, alphaInterval,
alphacut, ambiguity,
as.FuzzyNumber,
as.PiecewiseLinearFuzzyNumber,
as.PowerFuzzyNumber,
as.TrapezoidalFuzzyNumber,
as.character, distance,
evaluate, expectedInterval,
expectedValue,
integrateAlpha,
piecewiseLinearApproximation,
plot, show,
supp,
trapezoidalApproximation,
value, weightedExpectedValue,
width