1. The research contents of the history of mathematics include: the methodology of the history of mathematics, the general history of the history of mathematics, the history of mathematics in different countries, nationalities and regions and its comparison with the history of mathematics in different periods. The relationship between the development of mathematics and other scientific and social phenomena, the history of mathematics education, the history of mathematics, and mathematical philology. According to its research scope, it can be divided into internal history and external history: internal history: studying mathematics from its internal reasons. Waishi: To study the relationship between the development of mathematics and other social factors from external social reasons.