This information is part of the Modelica Standard Library maintained by the Modelica Association.

Trigonometric inverse tangent function

Syntax

atan(u)

Description

Returns the inverse of tan of u, with -∞ < u < ∞. Argument u needs to be an Integer or Real expression.

The atan function can also be accessed as Modelica.Math.atan.

Examples

atan(1)
 = 0.785398163397448