I think it's the same theory in writing and in the math problem. When I first read the article, I couldn't understand what she was talking about, because there was no connection between the ten sentences at the beginning of the article, it made me confused. If I were the writer, I would try to do everything possible. theories appear in an article step by step, from addressee theories to hard theories, I will list some authoritative research results to prove my conclusion, and I will write the necessity and importance of my idea, this will make the article more fluently, so that people can understand the article better