SYSTEM — A UNIFIED CONCEPT
Yi Lin, Yonghao Ma · Cybernetics & Systems · 1993
Some new developments of relational systems are presented. The following concepts are introduced and studied: chains of object systems, centralized systems, S-continuous mappings, centralizable systems, connected systems, product and Cartesian product of systems, inverse limit of a linked a-type hierarchy of systems, 1-level product, 1-level Cartesian product, and 1-level inverse limit. Some open questions are posed.