C语言算法集，包括：插值算法、非线性方程组、复数运算、极值问题、拟合与逼近、排序、数值积分、随机数产生、图形模式下读写屏幕、线性代数方程组-C language algorithms, including: interpolation algorithm, nonlinear equations, complex computation, extremal problems, fitting and approximation, sorting, numerical integration, r