1. applied mathematics: applied mathematics is a subject that studies the application and solutions of mathematics in practical problems, including numerical analysis, optimization theory, probability statistics and other directions.
2. Computational mathematics: Computational mathematics is a subject that studies numerical solutions of mathematical models and computer algorithms, including numerical algebra, numerical solutions of partial differential equations and image processing.
3. Operations Research and Cybernetics: Operations Research and Cybernetics are disciplines that study mathematical methods and theories of decision-making problems, including optimization methods, dynamic programming, system modeling and control.
4. Statistics: Statistics is a subject that studies data collection, analysis and interpretation, including mathematical statistics, economic statistics and biostatistics.
5. Financial Mathematics: Financial Mathematics is a discipline that studies the mathematical methods and models of financial market and financial product pricing, including financial engineering, financial risk management, derivative pricing and other directions.
6. Data science and big data technology: Data science and big data technology are disciplines that study the collection, storage, processing and analysis of big data, including machine learning, data mining and data visualization.
7. Artificial intelligence and machine learning: Artificial intelligence and machine learning are disciplines that study intelligent systems and machine learning algorithms, including deep learning, natural language processing and computer vision.