generic type Real is digits <>; type Coordinates is (<>); package Vectors_xD is
type Real is digits <>;
type Coordinates is (<>);
type Vector_xD is array (Coordinates) of Real;
Zero_Vector_xD : constant Vector_xD := (others => 0.0);
function Image
function Norm
function "*"
function "/"
function Angle_Between
function "+"
function "-"
function "abs"