Some Useful Commands
To save simulation vectors, use the menu command File>Save Simulation State
To clear the waveform area, move the blue line to the beginning of the area to be deleted and use the menu command Waveform>Delete>All Waveforms after Cursor
To clear all waveforms in the viewer, click on the Delete Waveforms icon
To load a Viewlogic command file, use the command File>Run Script File