Error getting tags :
error 404Error getting tags :
error 404 atan | revDocs | RunRev
Welcome Guest (Log in)
Product Edition
Version
atan
Basics
Expander triangle
Type
Function
Syntax

the atan of number

atan(number)

See Also
Introduced
1.0
Environment
Desktop, Web and Server
Platform Support
MacOS,Mac OS X,Windows,Linux
Security
None required
Summary
Returns the arc tangent of a number in radians.
Examples

atan(0)
atan(tan(-1))
the atan of vectorMagnitude

Additional Comments
Expander triangle

Use the atan function to find the arc tangent of a number.

Parameters:

The number is a positive or negative number, or an expression that evaluates to a number.

Value:

The atan function returns a number between -pi/2 and pi/2.

Comments:

The arc tangent of number is an angle whose tangent is equal to number. In other words, atan is an inverse of the tan function.

The result of the atan function is returned in radians. To get this result in degrees, use the following custom function:

function atanInDegrees theMagnitude

return atan(theMagnitude) * 180 / pi

end atanInDegrees

User Comments
Expander triangle