equation root的用法和樣例：
例句
- The essay tries to do some comparative studies towards several of alterative methods used in Non-lined Equation Root and its realization.
本文對幾種迭代法求取非線性方程根的演算法及實現作了對比介紹。 - By means of constructional iterative equation, this paper presents a way to give out the existence and singularity of a type of equational root with gradual approach method.
摘要本文通過構造迭代函數，利用逐次逼近的方法給出了一類方程根的存在性與唯一性的判斷的一種解決方案。
