| Description: | Calculates the dimension of a 3D bounding box containing all the points with a specified user name. | 
| Syntax: | "BoundingBox ptName" where: ptName is the user name of points to used in the bounding box calculation | 
| Return: | "S width length depth" | 
| Example: | "BoundingBox ar" return "1 100.3 250.04 300.33" |