class PointEd448 extends Point {

    public static PointEd448 fromAffine(Coordinate x, Coordinate y) {
        return new PointEd448(
                x.multiply(DEFAULT_Z).mod(),
                y.multiply(DEFAULT_Z).mod(),
                DEFAULT_Z,
                x.multiply(y).multiply(DEFAULT_Z).mod()
        );
    }

      PointEd448(Coordinate x, Coordinate y, Coordinate z, Coordinate t);

}