The System area is used to type in the name of the system you want to examine.
In order to browse a given system:
For instance, select the file in the file browser or display it in the editor and choose File > Load . Alternatively, choose File > Load from the system browser and choose a file to load in the dialog that appears.
You can press the Tab key at any point in your typing to complete the name, or display a dialog listing the possible completions, as appropriate.
The members of the system are displayed in the graph area.
If you wish to browse the parent system of the current system, choose Systems > Parent . The parent of all systems defined in the image at any time is called the ROOT-SYSTEM
.