DCL:GRPH1:Summary:3-D Normalization Transformation
| Number | |
| 1 | Rectangular Coordinate | 
| 2 | Cylindrical Coordinate | 
| 3 | Spherical Coordinate | 
In contrast to 2-D coordinate systems, logarithmic axes are specified in 3-D systems with the log switch (see later section) and not by the function number.