Method 

Description 

Vector3d.Vector3d (double, double, double) 

Constructs a 3D vector with coordinates x, y, and z correspondingly. 

Vector3d.Vector3d (double[]) 

Creates a vector using the first three elements of the array. 

Vector3d.Vector3d (PlanarEntity, Vector2d) 

Constructs a 3D vector by the formula