Modules of VALUE_TYPE implement the values that features assign to points in the space.
Name implements feature names as strings.
Boolean implements the feature values.
Phone implements phonemes as strings.
Feature implements features as value-name pairs.
Bundle implements feature bundles as sets of features where a feature is the type of element defined in
System implements a feature system and brings together feature bundles, the points they describe, the functions which relate the features to the elements to the values and so on.
Nclass implements useful functions related to the natural classes of elements in a feature system.
Partition allows one to compute partitions by natural class.
This is documentation for the command line executable "fdo".