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## first variation

• 第一变分
• [数] 初级变分

### 网络释义专业释义英英释义

一次变分

... 一次变分方程：equation of first variation 一次变分first variation 一次安装：one-step installation ...

[数] 初级变分

... first variation formula 第一变分公式 first variation 初级变分 Fisher correlation-coefficient transformation 费歇尔相关系数变换 ...

equation of first variation [数] 一次变分方程 ; [数] 第一变分方程

first variation formula [数] 第一变分公式

first variation systems 一阶变分系统

smallest variation first 最小方差优先

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• 初级变分
一次变分

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#### First variation

• abstract: In applied mathematics and the calculus of variations, the first variation of a functional J(y) is defined as the linear functional \delta J(y) mapping the function h to

### 双语例句权威例句

• In October there will be seen the first variation in the position of the polar star in relation to the lines from the Great Pyramid.

10月看见那里北极星位置金字塔连线第一变化

• It is proved that the vanishing of the first variation of the functional J is equivalent to all the equations which should be satisfied in the dynamics of rigid-plastic continua.

证明了j一次分为零相当于满足刚塑性体动力学全部方程

• First-order change is a variation in the way processes and procedures have been done in a given system, leaving the system itself relatively unchanged.

l过程步骤已经确定的给定系统变化是个变异，它使系统本身相对不变

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