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## divided difference [dɪˈvaɪdɪd ˈdɪfrəns]

• [数] 均差；除法差分

### 网络释义专业释义

[数] 均差

...上述中心差分公式推广到不等间距情形． 值 得注意的是， 牛顿在 《差分方法》 初稿中放弃调整差而定义了均差(divided difference)：

将二阶多项式插值

divided difference operation [数] 均差运算

divided difference particle filter 分离差分粒子滤波器

Divided Difference 2Kalman Fil- ter 分离差分卡尔曼滤波算法

Divided Difference 2 将二阶多项式插值

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• faàdi bruno公式
均差
• 均差

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• [数]均差；除法差分

### 双语例句原声例句权威例句

• Expansion of a divided difference is a very important analytical tool.

商展开是个非常重要解析工具

• 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.

结点互异结点重合时，将函数商与其导数之间关系式推广关于两个函数情形。

• 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.

科学计算及其应用常常需要多变量函数有关导数问题计算，通常使用计算方法是符号微分差分近似。

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