public ComplexNumber Sum(ComplexNumber a, ComplexNumber b)
{
return(a + b);
}
public ComplexNumber Divide(ComplexNumber a, ComplexNumber b)
{
return(a / b);
}
public ComplexNumber Subtract(ComplexNumber a, ComplexNumber b)
{
return(a - b);
}
public ComplexNumber Multiply(ComplexNumber a, ComplexNumber b)
{
return(a * b);
}
