Revision as of 15:03, 9 January 2022 by Laouris(talk | contribs)(Created page with " useful because they can represent the presence or absence of a s secified kind of relation between pairs of elements of a system, thereby opening up opportunities for struc...")
useful because they can represent the presence or absence of a s secified kind of relation between pairs of elements of a system, thereby opening up opportunities for structuring the system.
