This methods helps with extracting fuzzy numbers from '>FuzzyData and
'>FuzzyWeights.
getFuzzyNumber(object, index)# S4 method for FuzzyData,integer
getFuzzyNumber(object, index)
# S4 method for FuzzyWeights,integer
getFuzzyNumber(object, index)
An object of class integer that represents one or more indices to extract the data from
A matrix where rows are fuzzy numbers and columns are important values.