I do have a book on how to solve mathematical problems at this level; in particular, the first chapter discusses general problem-solving strategies.

我曾写过一本关于如何解决这类数学问题的书，值得一提的是，第一章[2]讨论了具有普遍性的解题策略。

youdao

I do have a book on how to solve mathematical problems at this level; in particular, the first chapter discusses general problem-solving strategies.

我曾写过一本关于如何解决这类数学问题的书，值得一提的是，第一章[2]讨论了具有普遍性的解题策略。

youdao