ArcGIS Pro 2.7 API Reference Guide
Normalize Method

ArcGIS.Core.Geometry Namespace > Coordinate3D Structure : Normalize Method
Normalizes the Coordinate3D which means it is scaled to magnitude = 1.
Syntax
public void Normalize()
Public Sub Normalize() 
Remarks
Sets the Magnitude of this Coordinate3D to 1. The direction does not change.
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

Coordinate3D Structure
Coordinate3D Members