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 # smooth\_dihedral\_face\_nodes

 Last update: 02.04.2026 

<a id="ansys.meshing.prime.SurfaceUtilities.smooth_dihedral_face_nodes"></a>

#### SurfaceUtilities.smooth\_dihedral\_face\_nodes(zonelets, params)

Perform a smoothing operation to eliminate sharp corners at locations where the input face zonelets intersect.

**Parameters:**

**zonelets**

List of input face zonelet ids.

**params**

Parameters to control the smoothing operation.

**Returns:**

**[`SmoothDihedralFaceNodesResults`](ansys.meshing.prime.SmoothDihedralFaceNodesResults.md#ansys.meshing.prime.SmoothDihedralFaceNodesResults)**

Returns a SmoothDihedralFaceNodesResults.

**Return type:**

[`SmoothDihedralFaceNodesResults`](ansys.meshing.prime.SmoothDihedralFaceNodesResults.md#ansys.meshing.prime.SmoothDihedralFaceNodesResults)

### Examples

```pycon
>>> result = surf_utils.smooth_dihedral_face_nodes(zonelets, params)

```