Type
Trigonometric Function
Purpose
The tan function calculates the tangent of an angle expressed in radians.
Syntax
tan( NUMERIC VALUE)
Returns
A numeric value.
Usage
The numeric value in a Trigonometric function can be a constant value (as shown below), a variable, a field value, or an expression.
Examples
tan( 2.53)
Returns: -0.701292

tan( -1.89)
Returns: -3.025665