> ## Documentation Index
> Fetch the complete documentation index at: https://docs.anlytic.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Atan2

Computes the arctangent of the given coordinates

**Category:** `math`

**Syntax:**

```
Atan2([y], [x])
```

**Returns:** `Float`

**Context Filtering:** ✓ Yes

## Parameters

| Name | Type               | Required | Description                   |
| ---- | ------------------ | -------- | ----------------------------- |
| `y`  | `number or column` | ✓ Yes    | The y coordinate of the point |
| `x`  | `number or column` | ✓ Yes    | The x coordinate of the point |

**Allowed Column Types for `y`:** INT, FLOAT, DECIMAL

**Allowed Column Types for `x`:** INT, FLOAT, DECIMAL

## Validation

* Minimum parameters: 2
* Maximum parameters: 2

## Examples

```
Atan2([Y Coordinate], [X Coordinate])
```

Calculates the arctangent for each pair of coordinates

```
Atan2(0, 1)
```

Returns the arctangent of coordinates (0, 1)
**Result:** `0`