# Trigonometry - ArcTan

![](https://692276616-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FN06Vv6nlwviUQ4hI2Kkd%2Fuploads%2Fgit-blob-89b31bec18690fef6e4a099066e4e39fbf87ac9f%2Ftrigonometry-arctan.png?alt=media)

## Description

Returns the inverse tangent of A/B in radians, using the signs of both parameters to find the quadrant of the result. Returns 0 if both A and B are 0.

## Node Type

Nodes fall into two basic categories: Data and Execution. This node supplies Data for an Execution node.

## Inputs

| Input     | Type   | Required | Description                         |
| --------- | ------ | -------- | ----------------------------------- |
| Operand A | Number | Yes      | Vector axis to get Arctangent from. |
| Operand B | Number | Yes      | Vector axis to get Arctangent from. |

## Outputs

| Output     | Type   | Description                                     |
| ---------- | ------ | ----------------------------------------------- |
| Arctangent | Number | The inverse tangent of Operand A and Operand B. |

\
\
**Contributors**

AddiCt3d 2CHa0s
