# Arctan Calculator

Online arctan(x) calculator. Inverse tangent calculator.

Tangent calculator ►

## Arctangent definition

The arctangent function is the inverse function of y = tan(x).

arctan(y) = tan-1(y) = x+

For every

k = {...,-2,-1,0,1,2,...}

For example, If the tangent of 45° is 1:

tan(45°) = 1

Then the arctangent of 1 is 45°:

arctan(1) = tan-1(1) = 45°

## Arctangent table

y x = arctan(y)
-1.732050808 -60° -π/3
-1 -45° -π/4
-0.577350269 -30° -π/6
0 0
0.577350269 30° π/6
1 45° π/4
1.732050808 60° π/3

## Arctan on calculator

In order to calculate arctan(y) on a calculator:

1. Press shift+tan buttons.
2. Enter the angle.
3. Press the = button.

Tangent calculator ►

## Features of Arctan Calculator

Our Arctan Calculator allows the users to Calculate Arctan. Some of the prominent features of this utility are explained below.

#### No Registration

You don’t need to go through any registration process to use the Arctan Calculator. Using this utility, users to Calculate Arctan as many times as you want for free.

#### Fast conversion

This Arctan Calculator offers users the fastest Calculate. Once the user enters the  Arctan values ​​in the input field and clicks the Calculate button, the utility will start the conversion process and return the results immediately.

#### Saves Time and Effort

The manual procedure of Calculator Arctan isn’t an easy task. You must spend a lot of time and effort to complete this task. The Arctan Calculator allows you to complete the same task immediately. You will not be asked to follow manual procedures, as its automated algorithms will do the work for you.

##### Accuracy

Despite investing time and effort in manual Calculation, you might not be able to get your hands on accurate results. Not everyone is good at solving math problems, even if you think you're a pro, there's still a good chance you'll get in accurate results. This situation can be smartly handled with the help of a Arctan Calculator. You will be provided with 100% accurate results by this online tool.

##### Compatibility

The online Arctan converter perfectly works on all operating systems. Whether you have a Mac, iOS, Android, Windows, or Linux device, you can easily use this online Tool without facing any hassle.

###### 100% Free

You don't need to go through any registration process to use this Arctan Calculator. You can use this utility for free and do unlimited Arctan Calculate without any limitations.