'atan()'atan() |
This information is part of the Modelica Standard Library maintained by the Modelica Association.
Trigonometric inverse tangent function
atan(u)
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.
atan(1) = 0.785398163397448