Chapter 5. Organizing the Model with Packages
This chapter addresses the topic of model organization and describes the organizational concepts provided by SysML: models, packages, and views. In SysML, the fundamental unit of model organization is the package. Packages and their contents are shown on a package diagram. Packages are both containers and namespaces, two fundamental concepts in SysML.
In SysML, each model element is contained within a single container that is sometimes called its owner or parent. Contained elements are often called the child elements. When a container is deleted or copied, its child elements are also deleted or copied. Some child elements are also containers, which leads to a nested containment hierarchy of ...