It refers to a tongue that would have the ability to provide every representation, and every element of every representation, with the sign by which it could be marked in a univocal manner; it would also be capable of indicating in what manner the elements in a representation are composed and how they are linked to one another; and since it would possess the necessary instruments with which to indicate all the possible relationships between the various segments of representation, this language would also, by that very fact, be able to accommodate itself to all possible orders.