package Vectors_3D is
package Vectors_3Di is new Vectors_xD (Real, Coordinates);
type Coordinates is (x, y, z);
subtype Vector_3D is Vectors_3Di.Vector_xD;
Zero_Vector_3D : constant Vector_3D := Vectors_3Di.Zero_Vector_xD;
function Image
function Norm
function "*"
function "/"
function Angle_Between
function "+"
function "-"
function "abs"