It is recommended to match the basic articles of high mathematics. Everyone knows that Mr. Wu flew solo, so he didn't write the high number part in the self-criticism book. There are several main problems: first, the examples given in the basic martial arts course are basically different from those given in the review book; The other is that the knowledge framework in the following chapters is different. So if you want to pursue fitness, you still have to take 23 basic courses. Wu Zhongxiang's basic course is more suitable for students in Grade Two, and the content of Grade Two is really good. But if you are a student of No.1, you may start with spatial analytic geometry, including the part of multivariate calculus that No.1 focuses on, which is not particularly clear.