Chapter 10. Package Diagrams
You can display various kinds of elements and relationships on a package diagram to express information about the structure of a system model. To correctly interpret (and create) package diagrams, you need to understand the concept of namespace containment as well as the various notations that you can use to convey namespace containment on diagrams. There are four specialized kinds of packages, each with its own purpose, and certain kinds of dependencies can exist among them. You need to know the similarities and differences between a package diagram and a BDD to determine which one is best depending on where you want the focus to be.
A package diagram is the kind of diagram you create when you need ...