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- quadratic functional equation 二次函数方程
- Every function whose derivative is linear is a quadratic function. 任意一个导数为线性函数的函数都是二次函数。
- The partial differential equation of fluid transients in hydraulic transmission was analyzed using variational method.The quadratic function of wave equation was derived. 摘要应用变分法对描述液压传动中流体瞬变的偏微分方程进行了分析，推导了波动方程的二次泛函形式。
- On General Solutions of the Iterated Functional Equation ?f 2(x)=af(x)+bx? 关于迭代函数方程f~2(x)=af(x)+bx的通解
- Two kinds of machining methods of function equation curve are introduced. 介绍了两种函数方程曲线加工方法。
- Each kind of wave may use the trigonometric function equation to express. 各种波形曲线均可以用三角函数方程式来表示。
- The new algorithm improves the cost function of the well-know ACDC algorithm, changes it from fourth function to a quadratic function. 新方法将经典ACDC算法的四次代价函数简化为二次代价函数；
- In our proposed method, both the objective function and the perfect reconstruction condition are expressed as a quadratic function of the prototype filter coefficient vector. 该方法中，目标函数和完全重构条件均被表示成为原型滤波器系数矢量的二次函数形式。
- The concavity and convexity of the pluralistic quadratic function is discussed with quadratic form and simple methods are given to recognize concavity and convexity. 利用二次型理论讨论了多元二次函数的凹凸性,并给出了判别凹凸性的简便方法。
- And through the transformation, the conic trust region subproblem is converted into the problem of minimizing a quadratic function with two convex constraints. 通过对第二种情形进行细化和变换,把原锥信赖域子问题转化为凸规划问题。
- In order to improve the performance of controlled elevating platform, a modified ADALINE NN is put forward to simplies the complicated nonlinear implicit function into a simple quadratic function. 最后，结合升降台的控制，研究了如何利用改进的ADALINE网络将一个复杂的非线性隐函数简化为一个简单的二次函数，以提高控制系统的实时性。
- The positioning error in “One Feature and Tow Spans” of a workpiece is analysed and calculated:the function equation of positioning error and process demension is given. 用坐变换的方法对工件一面两孔定位时的定位误差进行了合理地分析计算,给出了定位误差对工序尺寸的函数关系式。
- From the chromatic sum equation of such maps, the enumerating function equation of rooted loopless maps, bipatite maps and Eulerian maps on the plane are also derived. 从这类地图的色和函数方程,导出了平面上一般无环地图、平面上二部地图和平面上欧拉地图的计数函数方程。
- This model indicated that minimal headway is quadratic function of the following vehicle speed as the following vehicle speed reduces; rear-end collision will happen, when actual headway is less than certain value. 追尾模型表明：最小车头距离是后车速度的二次函数，随后车速度急剧缩小；当实际车头距离小于该值时，则会发生追尾事件。
- This algorithm is based on the gradi(?)nt mask which is derived from piecewise fitting method using quadratic function and contour tracing method according to the human vision characteristics. 统计识别和模糊识别方法相结合,根据焊缝缺陷的形状特征,对各种焊缝缺陷进行识别分类。
- Another is a power function equation for the dynamic attenuation of flux, which shows the real varying process of flux with time and fits the experimental data better than the existed linear one. 后者是一个幂函数模型，比原有的线性模型更贴近渗透通量随时间变化的实际过程。
- On Quadratic Function Topological Conjugacy 关于二次函数的拓扑共轭
- Compensation of quadratic function 二次曲线补偿
- The existence and uniqueness of solution for a class of stochastic functional equations on S.P. space, Acta Mathematica Scientia No.3, 2001. 一类变分条件下的微分方程解的有界性,自然科学进展,2001年。
- X2+3X+2=12 is a quadratic equation. X2+3X+2=12是一个二次方程式。
