divided difference

基本解释

Expansion of a divided difference is a very important analytical tool.
差商展開是個非常重要的解析工具。
Thie relationship between divided difference and derivative of a function can be generalized for two functions which the knots are distinct or the knots are coincident.
在結點互異或結點重郃時，將函數差商與其導數之間的關系式推廣爲關於兩個函數的情形。
Evaluation relevant to the partial derivatives of the multivariable functions is often done in scientific computation, usually by means of the symbolic differentiation or the divided difference.
科學計算及其應用常常需要多變量函數的有關偏導數問題的計算，通常使用的計算方法是符號微分或差分近似。

Their difference divided by the difference in times is going to be the acceleration.
它們的差值再除以時間的差值,就是加速度
耶魯公開課 - 基礎物理課程節選

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