此程序实现了利用牛顿迭代法解方程的算法，重要的是利用牛顿迭代法的基本原理，通过编程算出了最后的解-This program implements the algorithm using Newton iterative method of solving equations, newton method basic principle, be programmed to calculate the final solution

利用牛顿法实现迭代运算。计算方法为数值计算书上提到的流程-Achieved using Newton iteration method. Process for the numerical calculation method mentioned in the book

求解一元二次方程的解，可以选择通过二分法，迭代法或牛顿迭代法求解-Solution for solving a quadratic equation, you can choose by dichotomy, iterative method or Newton iterative method for solving

电力系统潮流计算程序，牛顿拉夫逊法，可计算系统潮流分布，短路计算-Power flow calculation program, Newton Raphson method, calculate the flow distribution system, short-circuit calculation