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

# Spiral Field

> AI context for Spiral Field. Not linked in navigation.

> This page is for AI assistant context only. To use this package, visit [community.ntop.com](https://community.ntop.com/packages/ntop/spiral-field).

## Summary

This custom block takes a radius and creates an involute that begins with that radius created. Equations used: [https://math.stackexchange.com/questions/411855/implicit-representation-of-the-involute-of-a-circle/415023](https://math.stackexchange.com/questions/411855/implicit-representation-of-the-involute-of-a-circle/415023)

## Package Details

| Field            | Value                                                   |
| ---------------- | ------------------------------------------------------- |
| **ID**           | `spiral-field`                                          |
| **Type**         | Block                                                   |
| **Author**       | nTop                                                    |
| **Version**      | 1.0.0                                                   |
| **nTop Version** | 5.44+                                                   |
| **Domain**       | Geometry                                                |
| **Complexity**   | Beginner                                                |
| **Tags**         | `spiral`, `field`, `involute`, `implicit`, `parametric` |
| **License**      | MIT                                                     |
| **Verified**     | Yes                                                     |

***

This custom block takes a radius and creates an involute that begins with that radius created. Equations used: [https://math.stackexchange.com/questions/411855/implicit-representation-of-the-involute-of-a-circle/415023](https://math.stackexchange.com/questions/411855/implicit-representation-of-the-involute-of-a-circle/415023)

## Installation

Clone this repo or copy the package folder into your nTop workspace:

```bash theme={null}
git clone https://github.com/nTopology/Utilities.git
```

The package lives at `packages/ntop/spiral-field/`.

## Inputs

| Name               | Type   | Description                                              |
| ------------------ | ------ | -------------------------------------------------------- |
| `Radius`           | Scalar | Spiral Radius                                            |
| `Center`           | Point  | Spiral Center                                            |
| `Normal`           | Vector | The spiral will curve around this normal                 |
| `Spiral Direction` | Choice | The rotation direction you would like the spiral to turn |

## Outputs

| Name     | Type | Description |
| -------- | ---- | ----------- |
| `Output` |      | Output.     |

## License

MIT.

***

## Source

[https://community.ntop.com/packages/ntop/spiral-field](https://community.ntop.com/packages/ntop/spiral-field)