public Complex_number Product(Complex_number num)
{
double productReZ = GetReZ() * num.GetReZ() - GetImZ() * num.GetImZ();
double productImZ = GetImZ() * num.GetReZ() + num.GetImZ() * GetReZ();
return(new Complex_number(productReZ, productImZ));
}
static void Main(string[] args)
{
Complex_number a = new Complex_number(1, 3);
Complex_number b = new Complex_number(3.5, -4);
Complex_number c = new Complex_number(-7.5, -11.8);
b.SetReZ(2.5);
Console.WriteLine("Комплексное число b = {0}", b.AlgebraicForm());
Console.WriteLine($"Сумма a + b = ({a.AlgebraicForm()}) + ({b.AlgebraicForm()}) = {a.Sum(b).AlgebraicForm()}");
Console.WriteLine($"Разность a - b = ({a.AlgebraicForm()}) - ({b.AlgebraicForm()}) = {a.Difference(b).AlgebraicForm()}");
Console.WriteLine($"Произвдение a * b = ({a.AlgebraicForm()}) * ({b.AlgebraicForm()}) = {a.Product(b).AlgebraicForm()}");
Console.WriteLine($"Модуль числа с = {c.FindModulus()}");
}
public Complex_number Difference(Complex_number num)
{
return(new Complex_number(GetReZ() - num.GetReZ(), GetImZ() - num.GetImZ()));
}
public Complex_number Sum(Complex_number num)
{
return(new Complex_number(GetReZ() + num.GetReZ(), GetImZ() + num.GetImZ()));
}