说明：  数值计算方法相关的十个程序.包括对分法、迭代法、牛顿法、割线法、高斯消元法、雅克比迭代法程序、幂法、线性拟合态、
(numerical calculation method related to the 10 procedures. Including the right method, iterative method, Newton's method, secant, PGE, Jacques procedures than the iterative method, power, linear fitting state,)