Zooming
| ▶ | Pinch the work area to zoom in or out. |
Rotating Manually
| ▶ | Drag in any direction to rotate all objects in 3D Graphing view. |
Rotating Automatically
| 1. | Tap Tools  and go to Actions > Auto Rotation. |
The Auto Rotation tool 
appears, and the graph rotates continuously around the z axis.
| 2. | To stop the rotation, tap X on the tool. |