(C classic numerical algorithm, please refer to the attachment for details, and download it if you need it.
Various algorithms include the following;
Read and write screen pixels in graphics mode
Basic Graphics Operations
complex arithmetic
Calculation of Polynomial and Continued Fraction Functions
Solving Ordinary Differential Equations (Groups)
fitting and impending
sort
interpolation
Numerical integration
Mathematical Transformations and Filtering
Data Management and Regression Analysis
extreme value problem
search
Chinese character operation
Characteristic Function
Calculation of matrix eigenvalues ??and eigenvectors
Matrix Operations
Solving Systems of Linear Algebraic Equations
Generation of random numbers
Solving Nonlinear Equations and Systems of Equations)