question: get the norm for the vector . concode_field_sep Vector3D plusI concode_elem_sep Vector3D minusJ concode_elem_sep double x concode_elem_sep double y concode_elem_sep Vector3D plusK concode_elem_sep Vector3D zero concode_elem_sep double z concode_elem_sep Vector3D minusK concode_elem_sep Vector3D plusJ concode_elem_sep Vector3D minusI concode_elem_sep long serialVersionUID concode_field_sep Vector3D add concode_elem_sep Vector3D add concode_elem_sep Vector3D crossProduct concode_elem_sep Vector3D subtract concode_elem_sep Vector3D subtract concode_elem_sep Vector3D scalarMultiply concode_elem_sep double getDelta concode_elem_sep double dotProduct concode_elem_sep double getAlpha concode_elem_sep double getX concode_elem_sep Vector3D orthogonal concode_elem_sep double getY concode_elem_sep double getZ concode_elem_sep Vector3D negate concode_elem_sep Vector3D normalize concode_elem_sep double angle
target: double function ( ) { return Math . sqrt ( x * x + y * y + z * z ) ; }