modeling-app/docs/kcl-std/functions/std-math-atan.md

title, excerpt, layout

title	excerpt	layout
std::math::atan	Compute the arctangent of a number.	manual

Compute the arctangent of a number.

Consider using atan2() instead for the true inverse of tangent.

atan(@num: number(_)): number(rad)

Arguments

Name	Type	Description	Required
num	number(_)		Yes

Returns

number(rad)

Examples

sketch001 = startSketchOn(XZ)
  |> startProfile(at = [0, 0])
  |> angledLine(
    angle = atan(1.25),
    length = 20,
  )
  |> yLine(endAbsolute = 0)
  |> close()

extrude001 = extrude(sketch001, length = 5)