Mathematical thinking is what people usually call mathematical thinking ability, that is, the ability to think and solve problems from a mathematical perspective. Such as transformation and classification, from general to special, from special to general, the idea of function/mapping and so on. Generally speaking, people with strong mathematical ability basically have two abilities, one is association, and the other is digital sensitivity. The former can link two seemingly unrelated problems, among which structural ability is the most convincing; The latter is the most exposed so-called geek, such as Nash and so on. Of course, there are also two abilities combined.