API Reference > geometry-core > CartesianGeometry > Vector3d > unitCrossProduct unitCrossProduct Method Compute the cross product of this vector with vectorB. Immediately pass it to normalize. unitCrossProduct(vectorB: Vector3d, result?: Vector3d): Vector3d | undefined Parameter Type Description vectorB Vector3d second vector for cross product. result Vector3d Returns - Vector3d | undefined see Vector3d method normalize() for error condition. Defined in core/geometry/src/geometry3d/Point3dVector3d.ts Line 939 Last Updated: 13 June, 2024