Expressions
Expressions for Parameters can include any of the operators or functions you’ll find in the dropdowns for each in the Parameter ribbon.
You can type the operators and functions, or insert them from the dropdowns. Templates includes a degree and a radian version of all trig functions, so make sure you use the correct one. Click on the Functions button to see an explanation of all available functions.
The constants Pi, Tau, and E are available for use in expressions.