> For the complete documentation index, see [llms.txt](https://mrwheel-docs.gitbook.io/yappgenerator_en/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mrwheel-docs.gitbook.io/yappgenerator_en/cutouts/optional-parameters/n-d-coordinate-system.md).

# n(d) - Coordinate System

```
n(d) = { <yappCoordPCB> | yappCoordBox | yappCoordBoxInside }
```

This specifies the coordinate system to use for the positioning of the cutout.

See [Coordinate Systems](/yappgenerator_en/coordinate-systems.md) for details.