I am an abstract representation of objects that measure something linear. Examples are dates, times, and numbers.

	testing
	max: min: min:max:

	comparing	top
	< Answer whether the receiver is less than the argument.
	<= Answer whether the receiver is less than or equal to the argument.
	= Compare the receiver with the argument and answer with true if the receiver is equal to the argument. Otherwise answer false.
	> Answer whether the receiver is greater than the argument.
	>= Answer whether the receiver is greater than or equal to the argument.
	between:and: Answer whether the receiver is less than or equal to the argument, max, and greater than or equal to the argument, min.
	hash Hash must be redefined whenever = is redefined.
	hashMappedBy: My hash is independent of my oop.

	testing	top
	max: Answer the receiver or the argument, whichever has the greater magnitude.
	min: Answer the receiver or the argument, whichever has the lesser magnitude.
	min:max: