常用算法大合集； 包括插值、查找、常微分方程组求解、多项工与连分式函数计算、非线性方程与方程组求解、复数运算、汉字操作、基本图形操作、极值问题、矩阵特 -Commonly used algorithm for large collection including interpolation, find, ordinary differential equation solving, a number of workers and even fractional function, the