Modifying Curves
You can modify a curve by:
■Selecting the Vertical Hotpoints tool 
and then dragging the hotpoints to the desired location on the force-displacement plane. Modifying a curve by dragging hotpoints might be a good solution for initial studies.
and then dragging the hotpoints to the desired location on the force-displacement plane. Modifying a curve by dragging hotpoints might be a good solution for initial studies.■Entering horizontal and vertical data in tabular form. To enter data in tabular form, you must switch to the Table Editor: View -> Table. In the Table Editor, you can enter a set of vertical and horizontal values.
■Entering a slope for a linear curve by filling in the options described for each type of component.