public class Complex

    {

        private double realPart, imaginaryPart;

        public double RealPart

        { get { return realPart; } set { } }

        public double ImaginaryPart

        { get { return imaginaryPart; } set { } }

        public  Complex(double realPart, double imaginaryPart)

        //构造复数函数

        {

            this.realPart = realPart; this.imaginaryPart = imaginaryPart;

        }

        

       

        //复数取模值//

        

        public static Double Modulus(Complex z)

        {

            double modular = new double();

            modular=Math.Sqrt(z.realPart*z.realPart+z.imaginaryPart*z.imaginaryPart);

            return modular;

        }

        public static Complex Conjugate(Complex z)

        //复数的共轭

        {

            return new Complex(z.realPart, -z.imaginaryPart);

        }

        //复数的加减乘除//

        private static Complex Add( Complex z1, Complex z2)

        {

            return new Complex(z1.realPart+z2.realPart,z1.imaginaryPart+z2.imaginaryPart);

        }

        private static Complex Subtract(Complex z1, Complex z2)