class FullComplexNumber : ComplexNumber {
        public FullComplexNumber(TPoint point) : base(point) {

        }

        public double obliczPostacTrygonometryczna() {
            double modul = obliczModul();

            return modul * (cos() + (Y * sin()));
        }

        public double obliczE() {
            return cos() + (Y * sin());
        }

        public double obliczPostacWykladnicza() {
            double modul = obliczModul();
            if (modul == 0) return 0;

            return modul * obliczE();
        }

        public double sin() {
            double modul = obliczModul();
            if (modul == 0) return 0;

            return Y / modul;
        }

        public double cos() {
            double modul = obliczModul();
            if (modul == 0) return 0;

            return X / modul;
        }

        public double obliczModul() {
            return Math.Sqrt((X * X) + (Y * Y));
        }

    }