Complex number class
//http://extensionlibrary.codeplex.com/
//The MIT License (MIT)
using System;
using System.Collections.Generic;
using System.Text;
namespace ExtensionLibrary.Mathematics
{
/// <summary>
///
/// </summary>
public class Complex
{
#region Fields
private double imag;
private double real;
#endregion
#region Properties
public double Imag
{
get { return imag; }
set { imag = value; }
}
public double Real
{
get { return real; }
set { real = value; }
}
#endregion
#region Constructors
public Complex()
{
imag = 0.0;
real = 0.0;
}
public Complex(double imag, double real)
{
this.imag = imag;
this.real = real;
}
#endregion
#region Methods
public static Complex Add(Complex c1, Complex c2)
{
return new Complex(c1.imag + c2.imag, c1.real + c2.real);
}
public static Complex Substract(Complex c1, Complex c2)
{
return new Complex(c1.imag - c2.imag, c1.real - c2.real);
}
public static Complex Multiple(Complex c1, Complex c2)
{
throw new NotImplementedException();
}
public static Complex Divide(Complex c1, Complex c2)
{
throw new NotImplementedException();
}
public static Complex Negative(Complex c)
{
return new Complex(-c.imag, -c.real);
}
public static Complex Sin(Complex c)
{
throw new NotImplementedException();
}
public static Complex Cos(Complex c)
{
throw new NotImplementedException();
}
public static Complex Tan(Complex c)
{
throw new NotImplementedException();
}
public static Complex Sinh(Complex c)
{
throw new NotImplementedException();
}
public static Complex Cosh(Complex c)
{
throw new NotImplementedException();
}
public static Complex Tanh(Complex c)
{
throw new NotImplementedException();
}
public static Complex Sqrt(Complex c)
{
throw new NotImplementedException();
}
public static Complex Exp(Complex c)
{
throw new NotImplementedException();
}
public static Complex Pow(Complex x, Complex y)
{
throw new NotImplementedException();
}
#endregion
public override string ToString()
{
if (double.IsNaN(real) || double.IsNaN(imag))
{
return double.NaN.ToString();
}
if (double.IsNegativeInfinity(real) || double.IsNegativeInfinity(imag))
{
return double.NegativeInfinity.ToString();
}
if (double.IsPositiveInfinity(real) || double.IsPositiveInfinity(imag))
{
return double.NegativeInfinity.ToString();
}
if (imag == 0.0)
{
return real.ToString();
}
if (real == 0.0)
{
return imag == 0.0 ? "0" : string.Format("{0}i", imag);
}
return string.Format("{0} + {1}i", real, imag);
}
}
}
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