When a sub-entity with a property page is created, its name is automatically generated with a prefix and sequential number as shown in the rule below.
Prefix + _ + Sequential number
The prefixes for each sub-entity are as shown in the table below.
Figure 8.16: Prefixes for sub-entities
| Type | Prefix |
| Design Variable | N/A |
| Design Point | N/A |
| Design Frame | N/A |
| Function Expression | FN |
| User Subroutines | USUB |
| Variable Equations | VE |
| First Order Differential Equations | FOD |
| Second Order Differential Equations | SOD |
| Arrays | N/A |
| Strings | STRING |
| Splines | SPL |
| Spline3D | SPL3D |
| Simulation Scenarios | N/A |
| Materials | MAT |
| Modes | N/A |
| S-Input | N/A |
| S-Output | SOUT |