Tongji edition. Xue Jinxing Mathematics Textbook is an excellent brand created by first-line education experts and famous teachers, among which the simplest version of PEP is the most difficult version of Tongji Edition. The problem is very complicated and suitable for people with strong ability. Mathematics textbooks should include a series of books on mathematics learning, such as mathematical analysis, advanced mathematics, linear algebra, advanced algebra, mathematical analysis, probability theory and mathematical statistics, and a brief introduction of related contents, including publishing houses and learning contents.