The middle value theorem consists of Roue. Lagrang and Cauchy theorem.

中值定理包括罗尔定理、拉格朗日定理和哥西定理。

Or what of "roue", a "French" word common enough in English but now almost unknown in French?

另外，在英语中普遍使用的一个法语单词“roue”但是现在在法语中已经几乎不为人知了，那它是否也应该计入呢？

The paper makes an analysis and inquiry about the differences among the Roue Theorem. Lagrange Thoorem and Cauchy Theorem.

本文就罗尔定理、拉格朗日定理和柯西定理三者的区别与联系作了分析与探讨。