Accessing a form for an existing attribute

1. Open the Attribute Editor.

2. Select the attribute form that you want to edit from the Attribute Forms pane and then click Modify. The Modify Attribute Form dialog box opens.

   To add a new form to the existing Attribute, click New. This automatically opens the New Attribute Form Expression dialog box.

3. Select the expression that you want to edit and click Modify.

   To add a new expression to the existing form, click New. This automatically opens the New Attribute Form Expression dialog box.

4. The Modify Attribute Form Expression dialog box opens with the selected expression loaded.

5. Create or edit the expression, accessing the functions in one of the following ways:

   • Click f(x) (Insert Function) in the Definition pane. The Insert Function wizard opens.

   • Type/edit the function name and all required expression syntax in the Enter your formula here box.