Peking University

Tsinghua University

Beijing Normal University

Nankai University

Jilin University

Fudan University

Nanjing University

Zhejiang University

The United States Tariff Commission.

Shandong University

Sichuan University

Second, computational mathematics, also known as numerical calculation method or numerical analysis. The main contents include algebraic equations, linear algebraic equations, numerical solutions of differential equations, numerical approximation of functions, solution of matrix eigenvalues, optimization calculation, probability and statistics calculation, and theoretical problems such as existence, uniqueness, convergence and error analysis of solutions.