Type
Trigonometric Function
Purpose
The tanh function calculates the hyperbolic 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
tanh(2.53)
Returns: 0.987388
tanh(1.45)
Returns: -0.895692