GGU-2D-SSFLOW: Step 8: Evaluate potentials (Example 2)
A colour-filled contour diagram of the potentials will be generated. Select the "Evaluation/Coloured" men u item and then "Potentials" from the subsequent option box. The following dialog box then opens:

Press the "Determine extreme values …" button and then press "OK". If, as shown in the dialog box, you set the "No. of colours" to 21, the contours will be displayed with a spacing of 0.25.m. If you wish, you can send the graphics to your printer.