Introduction - If you have any usage issues, please Google them yourself
Numerical algorithms, including: (1) Lagrange interpolation (2) Newton interpolation (3) for f (x0): Qin Jiushao Law (4) realistic coefficient polynomial f (z0). z0 for the plural (5) dichotomy for f (x) = 0 root (6) cut-off method string f (x) = 0 root (7) realistic coefficient of the real roots of polynomial equations, complex root (8) Solution of linear equations: Gauss elimination method out the main elements (9) Fast Fourier transform forli (FFT)