    deferred class
    	COMPARABLE_SET [G -> COMPARABLE]

    General
    	cluster: base
    	description: "Sets whose items may be compared according to a total order relation"

    Ancestors
    	COMPARABLE_STRUCT* [G -> COMPARABLE]
    	SUBSET* [G]

    Queries
    	changeable_comparison_criterion: BOOLEAN
    	count: INTEGER_32
    	disjoint (other: SUBSET [G]): BOOLEAN
    	duplicate (n: INTEGER_32): [like Current] COMPARABLE_SET [G]
    	extendible: BOOLEAN
    	has (v: [like item] G): BOOLEAN
    	is_empty: BOOLEAN
    	is_inserted (v: G): BOOLEAN
    	is_subset (other: SUBSET [G]): BOOLEAN
    	is_superset (other: SUBSET [G]): BOOLEAN
    	linear_representation: LINEAR [G]
    	max: G
    	min: G
    	object_comparison: BOOLEAN
    	prunable: BOOLEAN

    Commands
    	compare_objects
    	compare_references
    	extend (v: G)
    	fill (other: CONTAINER [G])
    	intersect (other: SUBSET [G])
    	merge (other: CONTAINER [G])
    	prune (v: G)
    	prune_all (v: G)
    	put (v: G)
    	subtract (other: SUBSET [G])
    	symdif (other: SUBSET [G])
    	wipe_out