using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Quiz22015Part3
{
    class Program
    {
        public static Complex FromPolarCoordinates(double magnitude, double phase)
        {
            Complex polar = new Complex(0, 0);
            polar.real = Math.Sqrt(Math.Pow(magnitude, 2) + Math.Pow(phase, 2));
            polar.imaginary = (Math.Atan(phase / magnitude)) * 180 / Math.PI;
            return polar;
        }

        static void Main(string[] args)
        {
            Complex comp1 = new Complex(1.0, 2.0);
            Complex comp2 = new Complex(1.0, 2.0);

            Console.WriteLine("Subtraction = " + (comp1 - comp2));
            Console.WriteLine("Division = "+ (comp1 / comp2));

            Console.WriteLine("Rectangular = " + comp1 + " Polar = " + FromPolarCoordinates(1.0,2.0));
        }
    }
}






using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Quiz22015Part3
{
    class Complex
    {
        public double real;
        public double imaginary;

        public Complex(double real, double imaginary)
        {
            this.real = real;
            this.imaginary = imaginary;
        }

       public static Complex operator -(Complex c1, Complex c2)
        {
            Complex compSub = new Complex(0, 0);
            compSub.real = c1.real - c2.real;
            compSub.imaginary = c1.imaginary - c2.imaginary;
            return compSub;
        }

        public static Complex operator /(Complex c1, Complex c2)
        {
            Complex compDiv = new Complex(0, 0);
            compDiv.real = (((c1.real) * (c2.real)) + ((c1.imaginary) * (c2.imaginary))) / (Math.Pow(c2.real, 2) + Math.Pow(c2.imaginary, 2));
            compDiv.imaginary = (((c2.real) * (c1.imaginary)) - ((c1.real) * (c2.imaginary))) / (Math.Pow(c2.real, 2) + Math.Pow(c2.imaginary, 2));
            return compDiv;
        }

        public static  Complex  FromPolarCoordinates(double magnitude, double phase)
        {
            Complex polar = new Complex(0, 0);
            polar.real = Math.Sqrt(Math.Pow(magnitude,2)+Math.Pow(phase,2));
            polar.imaginary = (Math.Atan(phase / magnitude)) * 180/Math.PI;
            return polar;
        }

        public override string ToString()
        {
            return string.Format("{0} + {1}i", this.real, this.imaginary);
        }
    }
}