各种迭代法 迭代法也称辗转法，是一种不断用变量的旧值递推新值的过程,跟迭代法相对应的是直接法（或者称为一次解法），即一次性解决问题。-Iterative method of iterative method, also known as removed, is a constant with the value of the variable' s old value of the new recursive process, with the corresponding itera