return -this.value * number.getValue(); // return - because of i*i
public Double multiply(RealPart number)//method to multiply a real and an imaginity parts
{
return this.value * number.getValue();
}
public Double multiply(RealPart number) //method to multiply two real parts
{
return this.value * number.value;
}
public Double substract(RealPart number) //method to substract two real parts
{
return this.value - number.value;
}
public Double add(RealPart number) //method to add two real parts
{
return this.value + number.value;
}
public ComplexNumber() //parameterless constructor to declare with Zero values
{
this.realPart = new RealPart(0);
this.imaginityPart = new ImaginityPart(0);
}
public ComplexNumber(Double realPart, Double imaginityPart)//constructor with params to declare with given values
{
this.realPart = new RealPart(realPart);
this.imaginityPart = new ImaginityPart(imaginityPart);
}
