Comp4.1, C# - rextester

Comp4.1

//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using MathSpace;

namespace Rextester
{
    public class Program
    {
        public static Complex ComplexF (Fraction real, Fraction imag)
        {
            Complex z = new Complex();
            z.fraction = true;
            z.real = real.num/real.denom;
            z.imag = imag.num/imag.denom;
            z.radius = Math.Sqrt(Math.Pow(z.real, 2) + Math.Pow(z.imag, 2));;
            z.polar = false;
            z.radian = false;
            z.arg = Math.Atan(z.imag/z.real)*360/(2*Math.PI);
            z.realF = real;
            z.imagF = imag;
            
            return z;
        }
        
        public static void Main(string[] args)
        {
            double a = 52;
            double b = 64;
            double c = 3;
            double d = 22;
            
            double f = ((3*c/a)-(Math.Pow(b,2)/Math.Pow(a,2)))/3;
            double g = ((2*Math.Pow(b,3)/Math.Pow(a,3))-(9*b*c/Math.Pow(a,2))+(27*d/a))/27;
            double h = (Math.Pow(g,2)/4) +(Math.Pow(f,3)/27);
            
            if(h<=0) {
                double i = Math.Pow(Math.Pow(g,2)/4-h,1.0/2.0);
                double j = Math.Pow(i,1.0/3.0);
                double k = Math.Acos(-(g/(2*i)));
                double l = j*(-1);
                double m = Math.Cos(k/3);
                double n = Math.Sqrt(3)*Math.Sin(k/3);
                double p = ((double)b/(3*(double)a))*(-1);
                double x1 = 2*j*Math.Cos(k/3)-((double)b/(3*(double)a));
                double x2 = l*(m+n)+p;
                double x3 = l*(m-n)+p;
                
            }
            
            else {
                double r = -g/2 + Math.Sqrt(h);
                double s = cubeRoot(r);
                double t = -g/2 - Math.Sqrt(h);
                double third = 1d/3d;
                double u = cubeRoot(t);
                double x1 = (s+u)-(b/(3*a));
                Complex x2 = new Complex(-(s+u)/2 - b/(3*a),(s-u)*Math.Sqrt(3)/2);
                //x2.real = -(s+u)/2 - b/(3*a);
                //x2.imag = (s-u)*Math.Sqrt(3)/2;
                Console.WriteLine(x2);
            }
                
        }
        
        public static double cubeRoot(double d) {
          if (d < 0.0) {
            return -cubeRoot(-d);
          }
          else {
            return Math.Pow(d,1.0/3.0);
          }
        }
        
        public struct Complex
    {
        
        public double real;
        public double imag;
        public double radius;
        public double arg;
        public bool polar, radian;
        public Fraction realF, imagF;
        public bool fraction;
        public double Real
        {
            get
            {
                return real;
            }
            set
            {
                real = value;
            }
        }
        public double Imag
        {
            get
            {
                return imag;
            }
            set
            {
                imag = value;
            }
        }
        public Complex (double real, double imag)
        {
            
            this.real = real;
            this.imag = imag;
            this.radius = Math.Sqrt(Math.Pow(real, 2) + Math.Pow(imag, 2));
            this.polar = false;
            this.radian = false;
            this.arg = Math.Atan(imag/real)*360/(2*Math.PI);
            this.fraction = false;
            this.realF = new Fraction(0,0);
            this.imagF = new Fraction(0,0);
        }
        
        public Complex (Fraction real, Fraction imag) {
            this.fraction = true;
            this.real = real.num/real.denom;
            this.imag = imag.num/imag.denom;
            this.radius = Math.Sqrt(Math.Pow(this.real, 2) + Math.Pow(this.imag, 2));;
            this.polar = false;
            this.radian = false;
            this.arg = Math.Atan(this.imag/this.real)*360/(2*Math.PI);
            this.realF = real;
            this.imagF = imag;
        }
        
        public Complex (double radius, double arg, bool radian) {
            this.realF = new Fraction(0,0);
            this.imagF = new Fraction(0,0);
            this.radius = radius;
            this.arg = arg;
            this.polar = true;
            this.radian = radian;
            double argD = arg*2*Math.PI/360;
            this.fraction = false;
            if (!radian) {
                // 1st quadrant
                if (!radian && (arg%360) >=0 && (arg%360) <=90) {
                    this.real = Math.Cos(argD%360)*radius;
                    this.imag = Math.Sin(argD%360)*radius;
                }

// 2nd quadrant
                else if (!radian && (arg%360)>90 && (arg%360) <=180) {
                    this.real = Math.Cos(argD%360)*radius;
                    this.imag = Math.Sin(argD%360)*radius;
                }

// 3rd quadrant
                else if (!radian && (arg%360)>180 && (arg%360) <=270) {
                    this.real = -Math.Cos(argD%360)*radius;
                    this.imag = -Math.Sin(argD%360)*radius;
                }

// 4th quadrant
                else {//if (!radian && (arg%360)>270 && (arg%360) <360) {
                    this.real = Math.Cos(argD%360)*radius;
                    this.imag = -Math.Sin(argD%360)*radius;
                }
            }
            
            else {
                // 1st quadrant
                if (!radian && (arg%360) >=0 && (arg%360) <=90) {
                    this.real = Math.Cos(arg%360)*radius;
                    this.imag = Math.Sin(arg%360)*radius;
                }

// 2nd quadrant
                else if (!radian && (arg%360)>90 && (arg%360) <=180) {
                    this.real = -Math.Cos(arg%360)*radius;
                    this.imag = Math.Sin(arg%360)*radius;
                }

// 3rd quadrant
                else if (!radian && (arg%360)>180 && (arg%360) <=270) {
                    this.real = -Math.Cos(arg%360)*radius;
                    this.imag = -Math.Sin(arg%360)*radius;
                }

// 4th quadrant
                else {//if (!radian && (arg%360)>270 && (arg%360) <360) {
                    this.real = Math.Cos(arg%360)*radius;
                    this.imag = -Math.Sin(arg%360)*radius;
                }
            }
            
        }
        public static Complex Add(Complex a, Complex b) {
        return a+b;
    }

public Complex toPolar() {
            this.polar = true;
            return this;
        }
        
        public Complex toRect() {
            this.polar = false;
            return this;
        }
        
        public Complex toRadian() {
            if (radian) {
                return this;
            }
            
            else {
                radian = true;
                this.arg = this.arg*2*Math.PI/360;
                return this;
            }
        }
        
        public Complex toDegree() {
            if (!radian) {
                return this;
            }
            
            else {
                radian = false;
                this.arg = this.arg*360/(2*Math.PI);
                return this;
            }
        }
        
        public override string ToString()
        {
            //*** Rectangular Form
            
            // real not 0, imag not 1 or -1
            if (!polar && !this.fraction && this.real !=0 && (Math.Abs(this.imag)!=1 || Math.Abs(this.imag)!=-1) ) {
                return this.real + " + " + this.imag + "i";
            }
            
            // real not 0, imag is 1
            else if (!polar && !this.fraction && this.real!=0 && this.imag==1) {
                return this.real + " + i";
            }
            
            // real not 0, imag is -1
            else if (!polar && !this.fraction && this.real!=0 && this.imag==-1) {
                return this.real + " - i";
            }
            
            // real is 0, imag is 1
            else if (!polar && !this.fraction && this.real ==0 && this.imag==1) {
                return "i";
            }
            
            // real is 0, imag is -1
            else if (!polar && !this.fraction && this.real ==0 && this.imag==1) {
                return "-i";
            }
            
            // real is 0, imag not 1 or -1
            else if (!polar && !this.fraction && this.real==0 && Math.Abs(this.imag)!=1) {
                return this.imag + "i";  
            }
            
            // real not 0, imag is 0
            else if (!polar && !this.fraction && this.real!=0 && this.imag==0) {
                return this.real.ToString();
            }
            
            // real 0 and imag 0
            else if (!polar && !this.fraction && this.real == 0 && this.imag == 0) {
                return this.real.ToString();
            }
            
            //*** Fraction
            else if (!polar && this.fraction && this.realF.num%this.realF.denom!=0 && this.imagF.num!=this.imagF.denom) {
                return this.realF + " +o " + this.imagF + "i";
            }
            
            // real not 0, imag is 1
            else if (!polar && this.fraction && this.realF.num%this.realF.denom!=0 && this.imagF.num==this.imagF.denom) {
                return this.realF + " + i";
            }
            
            // real not 0, imag is -1
            else if (!polar && !this.fraction && this.real!=0 && this.imag==-1) {
                return this.real + " - i";
            }
            //*** Polar Form
            
            else if (polar && radian && !this.fraction ) {
                return "(" + radius + ", " + arg + "r)";
            }
            
            else return "(" + radius + ", " + arg + "d)";
        }
        
        public static Complex operator +(Complex left, Complex right) {
            
            if (left.polar) {
                left.toRect();
            }
            if (right.polar) {
                right.toRect();
            }
            
            Complex result = new Complex (left.real+right.real, left.imag+right.imag);
            return result;
        }
        
        public static Complex operator -(Complex left, Complex right) {
            
            if (left.polar) {
                left.toRect();
            }
            if (right.polar) {
                right.toRect();
            }
            
            Complex result = new Complex (left.real-right.real, left.imag-right.imag);
            return result;
        }
        
        public static Complex operator *(Complex left, Complex right) {
            
            if (left.polar) {
                left.toRect();
            }
            if (right.polar) {
                right.toRect();
            }
            
            Complex result = new Complex (left.real*right.real-left.imag*right.imag, left.real*right.imag+left.imag*right.real);
            return result;
        }
        
        public static Complex operator /(Complex left, Complex right) {
            
            if (left.polar) {
                left.toRect();
            }
            if (right.polar) {
                right.toRect();
            }
            
            Complex result = ComplexF (new Fraction((int)(left.real*right.real + left.imag*right.imag), (int)(Math.Pow(right.real,2)+Math.Pow(right.imag,2))),
                                          new Fraction((int)(left.imag*right.real - left.real*right.imag), (int)(Math.Pow(right.real,2)+Math.Pow(right.imag,2))) );
            return result;
        }
        
        public static Complex Pow(Complex z, int pow) {
            
            Complex result = z.toPolar();
            
            result = new Complex (Math.Pow(z.radius,pow), pow*z.arg);
            return result;
        }
    }
    }
    
    
}

namespace MathSpace {

public struct Fraction
    {
        public long num;
        public long denom;
		public long integer;
        public long Num
        {
            get
            {
                return num;
            }
            set
            {
                num = value;
            }
        }
        public long Denom
        {
            get
            {
                return denom;
            }
            set
            {
                denom = value;
            }
        }
		public long Integer
		{
			get
			{
				return integer;
			}
			set
			{
				integer = value;
			}
		}
		
        public Fraction(int num, int denom)
        {
            this.num = num;
            this.denom = denom;
			this.integer = 0;
        }
        public Fraction(long num, long denom)
        {
            this.num = num;
            this.denom = denom;
			this.integer = 0;
        }
        public Fraction(int integer, int num, int denom)
        {
            this.integer = integer;
			this.num = num;
            this.denom = denom;
        }
        public Fraction(long integer, long num, long denom)
        {
			this.integer = integer;
            this.num = num;
            this.denom = denom;
        }

public Fraction toMixed()
        {
            if (this.integer==0) {
                return new Fraction (this.num/this.denom, this.num%this.denom, this.denom);
            }
            else return new Fraction (this.integer+this.num/this.denom,this.num%this.denom,this.denom);
        }
        
        public Fraction toImproper()
        {
            if (this.integer!=0 && this.integer<0) {
                return new Fraction (-(Math.Abs(this.integer)*Math.Abs(this.denom)+Math.Abs(this.num)),Math.Abs(this.denom));
            }
            
            else if (this.integer!=0 && this.integer>0) {
                return new Fraction (Math.Abs(this.integer)*Math.Abs(this.denom)+Math.Abs(this.num),Math.Abs(this.denom));
            }
            else return new Fraction (this.num,this.denom);
        }
        
        public override string ToString()
        {
            if (this.denom == 0)
            {

return "Div by 0";

}
            // if fraction is not whole number but not mixed
            if (this.denom != 1 && this.integer == 0 && this.num%this.denom!=0)
            {
                // if fraction is negative (either num or denom negative but not both)
                if ((this.num < 0 || this.denom < 0 ) && !(this.num<0 && this.denom<0) )
                {
                    this.num = this.num;
                    this.denom = -this.denom;
                    return this.num + "/" + Math.Abs(this.denom);
                }
                // if fraction is positive
                else return num + "/" + denom; // + ", " + num/denom + " " + num%denom + "/" + denom;
            }
			
			//if fraction is not whole number and mixed number
			else if (this.denom != 1 && this.integer != 0)
            {
                var new_integer = this.integer + this.num/this.denom;
                var new_num = this.num % this.denom;
                
                // if fraction is negative (either num or denom negative but not both)
                if ((this.num < 0 || this.denom < 0) && !(this.num<0 && this.denom<0) )
                {
                    return new_integer + " " + Math.Abs(new_num) + "/" + Math.Abs(this.denom);
                }
                // if fraction is positive
                else return new_integer + " " + new_num + "/" + denom;
            }

// if denom not 1 and numerator is a multiple of the denominator (ie. 4/2 ==> 2) and not mixed number
            else if (this.num % this.denom == 0 &&this.integer==0)
            {
                return (this.num / this.denom).ToString();
            }
            
			// if denom not 1 and numerator is a multiple of the denominator (ie. 4/2 ==> 2) and mixed number
			else if (this.num % this.denom == 0 && this.integer!=0)
            {
                return (this.integer+(this.num / this.denom)).ToString();
            }
			
            // if denominator is 1, ie., whole number and not mixed number
			
			else if (this.integer!=0) {
				return (integer+num).ToString();
			}
			
            else return num.ToString();
			
        }

public Fraction Simplify()
        {
            int divisor = Convert.ToInt32(GCD(this.num, this.denom));
            if (this.denom != 0 && this.integer==0 && this.num >0)
            {
                return new Fraction(this.num / divisor, this.denom / divisor);
            }
            
            else if (this.denom != 0 && this.integer==0 && this.num <0)
            {
                return new Fraction(-Math.Abs(this.num / divisor), Math.Abs(this.denom / divisor));
            }
            
            else if (this.denom != 0 && this.integer!=0)
            {
                 return new Fraction(this.integer, this.num / divisor, this.denom / divisor);
                
            }
                
            else return new Fraction (this.num, this.denom);

}
        public static long GCD(long a, long b)
        {
            return b == 0 ? a : GCD(b, a % b);
        }
        
        public Fraction Reciprocal()
        {
            return new Fraction(this.Denom, this.Num);
        }

public static Fraction operator +(Fraction left, Fraction right)
        {
            Fraction result;
			if (left.integer==0 &&right.integer==0){
                result = new Fraction(left.num * right.denom + right.num * left.denom, left.denom * right.denom);
                
            }
			else { 
				//result = new Fraction((left.integer*left.denom+left.num)*right.denom+(right.integer*right.denom+right.num)*left.denom, left.denom * right.denom);
				result = (new Fraction(left.integer+right.integer, left.num * right.denom + right.num * left.denom, left.denom * right.denom)).toMixed();
			}
            return result.toMixed().Simplify();
        }

public static Fraction operator +(int left, Fraction right)
        {
            Fraction result;
            if (right.integer==0) {
                result = new Fraction(left * right.denom + right.num, right.denom);
            }
            else {
                result = (new Fraction(left+right.integer, right.num, right.denom)).toMixed();
            }
            return result.Simplify();
        }

public static Fraction operator +(Fraction left, int right)
        {
            Fraction result;
            if (left.integer==0) {
                result = new Fraction(left.num + left.denom * right, left.denom);
            }
    
            else {
                result = (new Fraction(left.integer+right, left.denom)).toMixed();
            }
            return result.Simplify();
        }
        
        public static Fraction operator -(Fraction frac)
        {
            if (frac.integer==0) {
                return new Fraction(-frac.num,frac.denom);
            }
            else return (new Fraction (-frac.integer,frac.num,frac.denom)).toMixed();
                
        }

public static Fraction operator -(Fraction left, Fraction right)
        {
            Fraction result;
            if (left.integer==0 && right.integer==0) {
                result = new Fraction(left.num * right.denom - right.num * left.denom, left.denom * right.denom);
            }
            
            else {
                if (((left.integer*left.denom+left.num)/left.denom)>=((right.integer*right.denom+right.num)/right.denom)) {
                    result = (left.toImproper()-right.toImproper()).toMixed();
                }
                else result = (left.toImproper()-right.toImproper()).toMixed();
            }
            return result.Simplify();
        }

public static Fraction operator -(int left, Fraction right)
        {
            Fraction result;
            if (right.integer==0) {
                result = new Fraction(left * right.denom - right.num, right.denom);
            }
            else result = (new Fraction(left * right.denom - right.toImproper().num, right.denom)).toMixed();
            
            return result.Simplify();
        }

public static Fraction operator -(Fraction left, int right)
        {
            Fraction result;
            if (left.integer==0) {
                result = new Fraction(left.num - left.denom * right, left.denom);
            }
            // if mixed numbers
            else result = (new Fraction(left.toImproper().num - left.denom * right, left.denom)).toMixed();
            
            return result.Simplify();
        }

public static Fraction operator *(Fraction left, Fraction right)
        {
            Fraction result;
            
            if (left.integer==0 && right.integer==0){
                result = new Fraction(left.num * right.num, Math.Abs(left.denom * right.denom));
            }
            // if mixed numbers
            else result = (left.toImproper()*right.toImproper()).toMixed();
                
            return result.Simplify();
        }

public static Fraction operator *(int left, Fraction right)
        {
            Fraction result;
            if (right.integer==0){
                result = new Fraction(left * right.num, right.denom);
            }
            else result = (new Fraction(right.toImproper().num * left, right.denom)).toMixed();
            
            return result.Simplify();
        }

public static Fraction operator *(Fraction left, int right)
        {
            Fraction result;
            // if improper fraction
            if (left.integer==0){
                result = new Fraction(left.num * right, left.denom);
            }
            // if mixed numbers
            else result = (new Fraction(left.toImproper().num * right, left.denom)).toMixed();
            
            return result.Simplify();
        }

public static Fraction operator /(Fraction left, Fraction right)
        {
            Fraction result;
            if (left.integer==0 &&right.integer==0){
                result = left * right.Reciprocal();
            }
            else result = (left.toImproper() * right.toImproper().Reciprocal()).toMixed();
                
            return result.Simplify();
        }

public static Fraction operator /(int left, Fraction right)
        {
            Fraction result;
            if (right.integer==0) {
                result = left * right.Reciprocal();
            }
            else result = left * right.toImproper().Reciprocal();
            
            return result.Simplify();
        }

public static Fraction operator /(Fraction left, int right)
        {
            Fraction rightRecip = new Fraction(1,right);
            Fraction result;
            if (left.integer==0) {
                result = left * rightRecip;
            }
            else {
                result = left.toImproper() * rightRecip;
            }
            return result.Simplify();
        }

public static int LCM(int a, int b)
        {
            int lcm;
            int a_r = a;
            int b_r = b;
            int d = max(a_r, b_r);

while (d > 1)
            {
                if (a_r % d == 0 && b_r % d == 0)
                {
                    int a_r_temp = a_r / d;
                    int b_r_temp = b_r / d;
                    a_r = a_r_temp;
                    b_r = b_r_temp;
                    lcm = d * a_r * b_r;
                    break;
                }
                d--;
            }
            lcm = d * a_r * b_r;
            return lcm;
        }

public static int LCM(long a, long b)
        {
            int lcm;
            long a_r = a;
            long b_r = b;
            int d = Convert.ToInt32(max(a_r, b_r));

while (d > 1)
            {
                if (a_r % d == 0 && b_r % d == 0)
                {
                    long a_r_temp = a_r / d;
                    long b_r_temp = b_r / d;
                    a_r = a_r_temp;
                    b_r = b_r_temp;
                    lcm = Convert.ToInt32(d * a_r * b_r);
                    break;
                }
                d--;
            }
            lcm = Convert.ToInt32(d * a_r * b_r);
            return lcm;
        }

public static int max(int a, int b)
        {

if (a > b)
            {
                return a;
            }
            else if (b > a)
            {
                return b;
            }
            else
            {
                return a;
            }
        }

public static long max(long a, long b)
        {

if (a > b)
            {
                return a;
            }
            else if (b > a)
            {
                return b;
            }
            else
            {
                return a;
            }
        }
		
        public static Fraction ToFrac(double deci)
        {
            /*List<double> d = new List<double>();
            List<double> z = new List<double>();
            List<double> n = new List<double>();*/

double[] d = new double[6];
            double[] z = new double[6];
            double[] n = new double[6];
            z[1] = deci; //X
            d[0] = 0;
            d[1] = 1;

for (int i = 1; i < 5; i++)
            {
                z[i + 1] = 1 / (z[i] - Math.Floor(z[i]));
                d[i + 1] = d[i] * Math.Floor(z[i + 1]) + d[i - 1];
                n[i + 1] = Math.Round(z[1] * d[i + 1]);
            }
            int num, denom;
            num = (int)n[5];
            denom = (int)d[5];

return new Fraction(num, denom);
        }

/*        public static Fraction RealToFraction(double value, double error)
                {
                    if (error <= 0.0 || error >= 1.0)
                    {
                        throw new ArgumentOutOfRangeException("error", "Must be between 0 and 1 (exclusive).");
                    }

int sign = Math.Sign(value);

if (sign == -1)
                    {
                        value = Math.Abs(value);
                    }

if (sign != 0)
                    {
                        // error is the maximum relative error; convert to absolute
                        error *= value;
                    }

int n = (int)Math.Floor(value);
                    value -= n;

if (value < error)
                    {
                        return new Fraction(sign * n, 1);
                    }

if (1 - error < value)
                    {
                        return new Fraction(sign * (n + 1), 1);
                    }

// The lower fraction is 0/1
                    int lower_n = 0;
                    int lower_d = 1;

// The upper fraction is 1/1
                    int upper_n = 1;
                    int upper_d = 1;

while (true)
                    {
                        // The middle fraction is (lower_n + upper_n) / (lower_d + upper_d)
                        int middle_n = lower_n + upper_n;
                        int middle_d = lower_d + upper_d;

if (middle_d * (value + error) < middle_n)
                        {
                            // real + error < middle : middle is our new upper
                            upper_n = middle_n;
                            upper_d = middle_d;
                        }
                        else if (middle_n < (value - error) * middle_d)
                        {
                            // middle < real - error : middle is our new lower
                            lower_n = middle_n;
                            lower_d = middle_d;
                        }
                        else
                        {
                            // Middle is our best fraction
                            return new Fraction((n * middle_d + middle_n) * sign, middle_d);
                        }
                    }
                }*/

public static Fraction Parse(string input)
        {
            if (String.IsNullOrWhiteSpace(input)) {
                throw new ArgumentNullException();
            }

//var instance = new Fraction();

// checks if there is more than one "/"
            if (input.IndexOf("/") != input.LastIndexOf("/")) {
                throw new ArgumentException();
            }
            //return instance;

int v;

// 
            if (input.IndexOf("/") != -1)
            {
                if (int.TryParse(input.Substring(0, input.IndexOf("/")), out v)
             && int.TryParse(input.Substring(input.IndexOf("/") + 1), out v))
                {
                    int num1 = int.Parse(input.Substring(0, input.IndexOf("/")));
                    int denom1 = int.Parse(input.Substring(input.IndexOf("/") + 1));
                    var frac = new Fraction(num1, denom1);
                    return frac;
                }
                else throw new IndexOutOfRangeException();
            }
            else // if 
            {
                if (int.TryParse(input, out v))
                {
                    return new Fraction(int.Parse(input), 1);
                }

else throw new IndexOutOfRangeException();
            }

}

public static bool TryParse(string input, out Fraction frac)
        {
            if (string.IsNullOrWhiteSpace(input))
            {
                frac = new Fraction(0, 0);
                return false;
            }

if (input.IndexOf("/") == -1 || input.IndexOf("/") != input.LastIndexOf("/"))
            {
                frac = new Fraction(0, 0);
                return false;
            }

long v;
            if (long.TryParse(input.Substring(0, input.IndexOf("/")), out v)
             && long.TryParse(input.Substring(input.IndexOf("/") + 1), out v))
            {

frac = new MathSpace.Fraction(1, 1);
                v = 1;
                return true;
            }
            else frac = new Fraction(0, 0); return false;
        }

public static Fraction ConvertFrom(object obj)
        {
            Fraction frac = new MathSpace.Fraction(0, 0);
            if (obj.GetType() == frac.GetType())
            {
                frac = (Fraction) obj;
                return frac;
            }
            else throw new NotSupportedException();
        }

public static double ConvertToDecimal(Fraction frac)
        {
            return Convert.ToDouble(frac.Num) / Convert.ToDouble(frac.Denom);
        }

public static double operator +(Fraction left, double right)
        {
            double result = ConvertToDecimal(left) + right;
            return result;
        }

public static double operator +(double left, Fraction right)
        {
            double result = left + ConvertToDecimal(right);
            return result;
        }

public static double operator -(Fraction left, double right)
        {
            double result = ConvertToDecimal(left) - right;
            return result;
        }

public static double operator -(double left, Fraction right)
        {
            double result = left - ConvertToDecimal(right);
            return result;
        }

public static double operator *(Fraction left, double right)
        {
            double result = ConvertToDecimal(left) * right;
            return result;
        }

public static double operator *(double left, Fraction right)
        {
            double result = left * ConvertToDecimal(right);
            return result;
        }

public static double operator /(Fraction left, double right)
        {
            double result = ConvertToDecimal(left) / right;
            return result;
        }

public static double operator /(double left, Fraction right)
        {
            double result = left / ConvertToDecimal(right);
            return result;
        }

public static Fraction Pow(Fraction frac, int n)
        {
            long num_new = (long) Math.Pow(frac.Num, n);
            long denom_new = (long) Math.Pow(frac.Denom, n);
            return new MathSpace.Fraction(num_new, denom_new);
        }
    }
}


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