Besides, even if we put aside the necessity of discussion and look at it in isolation, since the arguer does not know whether √ 2 is a rational number, how can we ensure that this question will not be a complex question?
Besides, even if we put aside the necessity of discussion and look at it in isolation, since the arguer still doesn't know whether √2 is a rational number, how can we ensure that this kind of question will not be a complicated question?