# Triangular Fan Surfaces

## Description

Triangulate a closed polyline fanning out from the start point

{% tabs %}
{% tab title="Preview" %}
![](https://2925950326-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDjVBCv0zXotDtlYfQEkm%2Fuploads%2FZeVudv1Rr6fqPf2MpYmd%2FTile_Fan.png?alt=media\&token=adc8a909-58af-4fe3-b833-49d2a9ebbe99)
{% endtab %}

{% tab title="Location" %}
**Name** | Triangular Fan Surfaces

**Nickname** | Fan

**Tab** | Surface

**Panel** | Freeform

**Division** | 7
{% endtab %}

{% tab title="Inputs" %}
**P** | **Polyline** (*curve*) | A polyline or curve

**I** | **Shift Index** (*int*) | Shifts the starting index
{% endtab %}

{% tab title="Outputs" %}
**S** | **Surfaces** (*surface*) | Returns nurbs surfaces
{% endtab %}

{% tab title="Mode" %}
*none*
{% endtab %}
{% endtabs %}

## Usage