导函数

An antiderivative of f expressed as a function of x.

f的反导函数，表示为x的函数。

The earliest automorphic functions to be studied were the elliptic modular functions.

研究得最早的自导函数是椭圆模函数。

As we know,the integration by parts reveals the direct relationsbetween the integration of a function and that of its derivative.

我们知道，微积分中的分部积分公式给出了一个函数的积分与其导函数积分的联系。

Then,the thesis improved the results of Qiu Gandi about meromorphic function and its derivative sharing values.

其次，本文对与其导函数分担公共值的亚纯函数的唯一性问题进行了分析和讨论，推广了邱凎俤的相关结果。

In addition, the proposed stability criteria do not require the monotonicity of the activation functions and the derivative of a time-varying delay being less than 1, which generalize and improve earlier methods.

此外，所得到的结论不需要激励函数的单调性且变时滞的导函数只要有上界结论就可以成立，这拓展和发展了现有的一些结论。

An improved Schur multistep method has been presented for controlling error severely cumulating and increasing computational accuracy.

为解决刚性问题中导函数项的"病态性"（导函数中同时含有较大参数和较小参数），本文提出了一种改进的Schur积多步法，数值实验表明，该方法能很好地抑制误差的急剧累积，与原方法相比，计算精度得到较大提高。

The derivative function of the ESD as a function of α, determine the frequency of its peak value.

把各阶导函数的ESD作为α的函数，确定其峰值频率的数值。

As the inversion and compression attack includes the question relating to solving thepreimage from image of function, a subdivision algorithm for solving preimage of function withbounded derivative based on Lagrange mean value theorem is proposed firstly.

由于逆推压缩攻击方法涉及混沌映射的求逆，针对复杂混沌映射求逆困难的问题，运用拉格朗日中值定理，我们提出了求解导函数有界的函数原象的分割算法，给出了使分割算法计算复杂性上界达到最小的充分条件。

These formulas are used to the computation of the foundation plate for the first time, and the deflection and the moment of the foundation plate in two load cases are given.

将计算结果与Rayleigh-Ritz法结果进行比较，两者较好的一致性表明了所得导函数及其递推公式的正确性，同时也说明了基于正交基函数的无单元方法应用于C1问题的可行性和合理性。

In the optimization iteration, the levelset function values of nodes are considered as design variables. To computedifferences normally, the Heaviside function is handled for smoothing, theregularized Heaviside function is selected to avoid the oscillation inhomogenizations method, and the results can converge smoothly.

在优化迭代过程中，节点上的Level Set函数值被看作是设计变量，并且为了便于微分计算能够正常进行，对Heaviside函数及其导函数做了光滑化处理，选取了一种正则化的Heaviside函数，避免了均匀化方法中出现的振荡现象，可以平稳地收敛到最终结果。

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。