导函数

One or more of your derivatives appears to be undefined.

您的一或更多的导函数似乎是不确定的。

This article studies the nature in mathematical analysis of derived function and points out the teaching suggestion.

本文归纳研究了导函数的分析性质，指出在数学分析课程中对这部分内容的教学建

It solves the 1-dimension optimal problem directly with it's derived function, make the convergence speed faster.

在进行一维寻优的过程中，使用其导函数直接寻优，从而进一步加快了收敛速度。

This formula first scales the magnitude to become the average arc length, and then it scales again to account for the other directional derivative.

这个公式首先将量级缩入成平均弧长，然后又在另一方向的导函数上进行缩放。

The function of the input parameters : vector defined time fram...

产生高斯脉冲的前15阶导函数。

This paper analyses the influence rule on tooth-layer permeance constant component and harmonic component with tooth-layer parameter and magnetometive, It offers basis to calculates the performance of the linear stepper motor with analytical method and optimized design for linear stepping motor.

最后，运用齿层比磁导函数化方法对直线步进电动机的最大电磁推力特性进行了定量研究，分析了永磁体参数、齿层参数对混合式直线步进电动机永磁体工作点的影响，分别计算了不同永磁体参数和齿层参数时的最大电磁推力特性。

In this paper,the problems on the fixed points and hyper order of solutions and their derivatives of second order linear differential equation s with entire coefficients are discussed.

研究了一类整系数二阶线性微分方程解的幂和导函数的不动点和超级等问题，得到了一些精确的估计。

In this paper,the problems on the fixed points and hyper order of solutions and their derivatives of second order linear differential equations with entire coefficients are discussed.

研究了一类整系数二阶线性微分方程解的幂和导函数的不动点和超级等问题，得到了一些精确的估计。

Give out the distinguish theorem of multiple root based on maximum value.

根据导函数的极值分析实根的分布情况、迭代区间和迭代初值，利用三次收敛的迭代方法求解方程的实根，给出了根据极值的重根判别定理。

But the numerical differentiation process is very sensitive to even a small level of errors. In contrast it is expected that on average the numerical integration process is much less sensitive to errors.

在DQ方法的基础上，本文提出了一种新的方法——基于最高阶导函数插值的微分求积(differential quadrature method based on the highest derivative，简称DQIHD)方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。