Reference a Curve in the Active Window

  1. Place the cursor in one of the vector text fields.
  2. Hold down the Shift key and pick a curve.
    The corresponding vector from the picked curve is inserted into the expression. If the cursor is in the X vector text field, the X vector of the picked curve is inserted.

Or

  1. Hold down the Shift and Control keys and pick a curve. The opposite vector from the selected curve is inserted into the expression. If the cursor is in the Y vector text field, the X vector of the selected curve is inserted.

Or

  1. Type the curve reference directly into the text box using reference notation described above.

Or

  1. Select a curve using the Curves dialog.