the concept of derivative的用法和樣例：
例句
- Too high a degree polynomial produces lower residuals, but at the expense of smoothness in the derivative.
一個很高次數的多項式會產生較低的殘差，但卻要破壞導數的光滑性。 - This is an informal introduction to some interactions between mathematics and physics, entered around the generalizations of derivatives.
這是一篇關於數學和物理中以導數的推廣為中心交流的非正式介紹文章。
