References

=SINE(0.5 * PI * @Value)

In the above formula, the "@Value" gets the value of the shape data property "Value". If the shape has a property named "Value" with the value 5, then the expression above is equivalent to:

=SINE(0.5 * PI * 5)

References can be used to access shape data properties from other shapes, such as the page or shape contained in the current shape's group.