Making a requirement a subrequirement of another requirement (SysML)
You can set up subrequirements on a Requirement Diagram through Requirement Containment Links.
To make a requirement a subrequirement of another requirement on a requirement diagram:
1. Add the two Requirements to the Requirement Diagram.
2. On the diagram's tab, click the
![](../../Integrity_Modeler/images/but-cd-sub-requirement-link.gif)
Contained Requirement Link button.
3. Click the parent Requirement, and then click the subrequirement.
To make a requirement a subrequirement of another requirement through a Modeler pane:
Drag the Requirement you want to be the subrequirement to the Requirement you want to be the parent.