package vraag2;

public class ComplexNumber {
	private double real, imaginary;
	
	public ComplexNumber(double real, double imag){
		this.real = real;
		this.imaginary = imag;
	}
	
	public double getReal() {
		return real;
	}
	public void setReal(double real) {
		this.real = real;
	}
	public double getImaginary() {
		return imaginary;
	}
	public void setImaginary(double imaginary) {
		this.imaginary = imaginary;
	}
	
	public double norm(){
		return Math.sqrt(real*real + imaginary*imaginary);
	}
	
	static ComplexNumber sum(ComplexNumber a, ComplexNumber b){
		return new ComplexNumber(a.real+b.real, a.imaginary+b.imaginary);
	}
	
	static ComplexNumber product(ComplexNumber a, ComplexNumber b){
		return new ComplexNumber(a.real*b.real - a.imaginary*b.imaginary,
								a.real*b.imaginary + a.imaginary*b.real);
	}
}