complex.java

复数计算.实现复数的加

public class Complex
{
	private double  m_real;
	private double m_image;
	Complex(double real,double image)
	{
		m_real=real;
		m_image=image;
	}
public	double getReal()
	{
		return m_real;
	}
public	double getImage()
	{
		return m_image;
	}
public	boolean setReal(double x)
	{
		m_real=x;
		return true;
	}
public	boolean setImage(double y)
	{
		m_image=y;
		return true;

	}
public	boolean Add(Complex c)
	{

		  m_real+=c.getReal();
		 m_image+=c.getImage();
		 return true;
	}
public	boolean  Minus(Complex c)
	{
		m_real-=c.getReal();
		m_image-=c.getImage();

		return true;
	}
public	boolean Multi(Complex c)
	{

      m_real= m_real*c.getReal()-m_image*c.getImage();
      m_image= m_image*c.getReal()+m_real*c.getImage();

		return true;
	}
public	boolean Divi(Complex c)
	{
		if(c.getReal()==0&&c.getImage()==0)
		{
			return false;
		}
		else
		{
			this.Multi(new Complex(c.getReal(),-c.getImage()));
		    double sup;
		    sup=c.getReal()*c.getReal()+c.getImage()*c.getImage();
		    m_real=m_real/sup;
		    m_image=m_image/sup;
		    return true;
		}
	}
public String toString()
	{
		String str;
		return str="("+m_real+")+("+m_image+")i";

	}
}