Linear Algebra
Matrix theory
Vector analysis
Complex analysis
ordinary differential equation 
numerical analysis
probability theory
mathematical statistics
Operations Research
Game theory
control theory
Combinatorial mathematics
Data analysis
statistics
geometry
Parameter calculation
mathematical modeling 
nonlinear analysis 
Algebraic topology
catastrophe theory
functional analysis
Algebraic number theory
Analytical Number Theory
Function theory
discrete mathematics 
Symmetry and integrable systems
Complex function
image processing
computer vision 
artificial intelligence
data mining 
neural network
Robotics and Automation
High performance computing
Network communication
human-computer interaction
Computer modeling
Econometric models and empirical problems
Big data privacy and security
Data Analysis and Data Mining
Development and growth of artificial intelligence economy
Economic development of 5G industry
The Internet of Things and Urban Economy
Resources, Environment and Ecological Economy
Big Data and Network Economy
Blockchain Technology and Regional Economy
business management
Correlation analysis of economic development
Predictive Models and Economic Research
Econometrics
The Application of Genetic Algorithm in Economic Management
Marketing and E-commerce
Data Modeling and Predictive Economics