Arc tangent of a complex number

Calculator for the arc tangent of a complex number


This function returns the angle that is the arc tangent of the specified complex number. The angle is given in radians.

To perform the calculation, enter the complex number. Then click on the 'Calculate' button.


Atan calculator

 Input
Complex number +  i
Decimal places
 Result
Angle


Description


Arkustangens (also known as arctan or tan⁻¹) is a mathematical function that serves as the inverse function of the tangent. It helps find the angle whose tangent corresponds to a given number. The formula for the arkustangens function is:

\(\text{Arkustangens}(x) = \tan^{-1}(x) \)

For any value of \(x\), the arkustangens function returns the angle, typically measured in radians or degrees.

The range of the arkustangens with real numbers is \(-\frac{\pi}{2} < f(x) < \frac{\pi}{2}\)

The arkustangens function is closely related to the tangent function and plays a significant role in mathematics, especially in complex function theory and trigonometry. It is one of the core functions in the class of arcus functions, along with the arccosine and arcsine functions.


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